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<span>Genetic Conditions: L</span>
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<h1>Genetic Conditions: L</h1>
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<p>Explore the signs and symptoms, genetic cause, and inheritance pattern of various health conditions.</p>
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<span class='blue-label'>Other genetic conditions A-Z</span>
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<li><a href="https://medlineplus.gov/genetics/condition-0/" data-alpha="0-9">0-9</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/" data-alpha="A">A</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-b/" data-alpha="B">B</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-c/" data-alpha="C">C</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-d/" data-alpha="D">D</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-e/" data-alpha="E">E</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-f/" data-alpha="F">F</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-g/" data-alpha="G">G</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-h/" data-alpha="H">H</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-i/" data-alpha="I">I</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-j/" data-alpha="J">J</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-k/" data-alpha="K">K</a></li>
<li><span class="active">L</span></li>
<li><a href="https://medlineplus.gov/genetics/condition-m/" data-alpha="M">M</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-n/" data-alpha="N">N</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-o/" data-alpha="O">O</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-p/" data-alpha="P">P</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-q/" data-alpha="Q">Q</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-r/" data-alpha="R">R</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-s/" data-alpha="S">S</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-t/" data-alpha="T">T</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-u/" data-alpha="U">U</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-v/" data-alpha="V">V</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-w/" data-alpha="W">W</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-x/" data-alpha="X">X</a></li>
<li><a href="https://medlineplus.gov/genetics/condition-y/" data-alpha="Y">Y</a></li>
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<section>
<ul class="withident breaklist">
<li>L-3-alpha-hydroxyacyl-CoA dehydrogenase, short chain, deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-hydroxyacyl-coa-dehydrogenase-deficiency/">3-hydroxyacyl-CoA dehydrogenase deficiency</a></li>
<li>L-arginine:glycine amidinotransferase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/arginineglycine-amidinotransferase-deficiency/">Arginine:glycine amidinotransferase deficiency</a></li>
<li>L-arginine:glycine aminidotransferase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/arginineglycine-amidinotransferase-deficiency/">Arginine:glycine amidinotransferase deficiency</a></li>
<li>L-CMD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lmna-related-congenital-muscular-dystrophy/">LMNA-related congenital muscular dystrophy</a></li>
<li>L-xylulose reductase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/essential-pentosuria/">Essential pentosuria</a></li>
<li>L-xylulosuria, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/essential-pentosuria/">Essential pentosuria</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/l1-syndrome/">L1 syndrome</a></li>
<li>Labile factor deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/factor-v-deficiency/">Factor V deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lacrimo-auriculo-dento-digital-syndrome/">Lacrimo-auriculo-dento-digital syndrome</a></li>
<li>Lacrimoauriculodentodigital syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lacrimo-auriculo-dento-digital-syndrome/">Lacrimo-auriculo-dento-digital syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lactate-dehydrogenase-deficiency/">Lactate dehydrogenase deficiency</a></li>
<li>Lactate dehydrogenase subunit deficiencies, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lactate-dehydrogenase-deficiency/">Lactate dehydrogenase deficiency</a></li>
<li>Lactic acidosis due to LAD deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dihydrolipoamide-dehydrogenase-deficiency/">Dihydrolipoamide dehydrogenase deficiency</a></li>
<li>Lactic acidosis due to lipoamide dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dihydrolipoamide-dehydrogenase-deficiency/">Dihydrolipoamide dehydrogenase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lactose-intolerance/">Lactose intolerance</a></li>
<li>Lactose malabsorption, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lactose-intolerance/">Lactose intolerance</a></li>
<li>LAD1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leukocyte-adhesion-deficiency-type-1/">Leukocyte adhesion deficiency type 1</a></li>
<li>LADD syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lacrimo-auriculo-dento-digital-syndrome/">Lacrimo-auriculo-dento-digital syndrome</a></li>
<li>Lafora body disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lafora-progressive-myoclonus-epilepsy/">Lafora progressive myoclonus epilepsy</a></li>
<li>Lafora disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lafora-progressive-myoclonus-epilepsy/">Lafora progressive myoclonus epilepsy</a></li>
<li>Lafora progressive myoclonic epilepsy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lafora-progressive-myoclonus-epilepsy/">Lafora progressive myoclonus epilepsy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lafora-progressive-myoclonus-epilepsy/">Lafora progressive myoclonus epilepsy</a></li>
<li>Lafora type progressive myoclonic epilepsy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lafora-progressive-myoclonus-epilepsy/">Lafora progressive myoclonus epilepsy</a></li>
<li>Lagophthalmia with bilateral cleft lip and palate, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/blepharocheilodontic-syndrome/">Blepharocheilodontic syndrome</a></li>
<li>LAH, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/autosomal-recessive-hypotrichosis/">Autosomal recessive hypotrichosis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/laing-distal-myopathy/">Laing distal myopathy</a></li>
<li>Laing early-onset distal myopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laing-distal-myopathy/">Laing distal myopathy</a></li>
<li>LAL deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lysosomal-acid-lipase-deficiency/">Lysosomal acid lipase deficiency</a></li>
<li>LAM, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lymphangioleiomyomatosis/">Lymphangioleiomyomatosis</a></li>
<li>LAMA2 MD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lama2-related-muscular-dystrophy/">LAMA2-related muscular dystrophy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lama2-related-muscular-dystrophy/">LAMA2-related muscular dystrophy</a></li>
<li>LAMB - Lentigines, atrial myxoma, mucocutaneous myoma, blue nevus syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/carney-complex/">Carney complex</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lamellar-ichthyosis/">Lamellar ichthyosis</a></li>
<li>Laminin alpha 2 deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lama2-related-muscular-dystrophy/">LAMA2-related muscular dystrophy</a></li>
<li>Laminin alpha-2 deficient muscular dystrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lama2-related-muscular-dystrophy/">LAMA2-related muscular dystrophy</a></li>
<li>LAMM syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/congenital-deafness-with-labyrinthine-aplasia-microtia-and-microdontia/">Congenital deafness with labyrinthine aplasia, microtia, and microdontia</a></li>
<li>Landry-Guillain-Barre syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/guillain-barre-syndrome/">Guillain-Barré syndrome</a></li>
<li>Langer mesomelic dwarfism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/langer-mesomelic-dysplasia/">Langer mesomelic dysplasia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/langer-mesomelic-dysplasia/">Langer mesomelic dysplasia</a></li>
<li>Langer-Giedion syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/trichorhinophalangeal-syndrome-type-ii/">Trichorhinophalangeal syndrome type II</a></li>
<li>Langerhans cell granulomatosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/langerhans-cell-histiocytosis/">Langerhans cell histiocytosis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/langerhans-cell-histiocytosis/">Langerhans cell histiocytosis</a></li>
<li>LAPS syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myhre-syndrome/">Myhre syndrome</a></li>
<li>Large-headed multiflagellar polyploid spermatozoa, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/macrozoospermia/">Macrozoospermia</a></li>
<li>Laron dwarfism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laron-syndrome/">Laron syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/laron-syndrome/">Laron syndrome</a></li>
<li>Laron-type dwarfism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laron-syndrome/">Laron syndrome</a></li>
<li>Laron-type isolated somatotropin defect, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laron-syndrome/">Laron syndrome</a></li>
<li>Laron-type pituitary dwarfism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laron-syndrome/">Laron syndrome</a></li>
<li>Laron-type short stature, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laron-syndrome/">Laron syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/larsen-syndrome/">Larsen syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/laryngo-onycho-cutaneous-syndrome/">Laryngo-onycho-cutaneous syndrome</a></li>
<li>Laryngoonychocutaneous syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laryngo-onycho-cutaneous-syndrome/">Laryngo-onycho-cutaneous syndrome</a></li>
<li>Laryngotracheal stenosis, arthropathy, prognathism, and short stature, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/myhre-syndrome/">Myhre syndrome</a></li>
<li>Late onset idiopathic scoliosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/adolescent-idiopathic-scoliosis/">Adolescent idiopathic scoliosis</a></li>
<li>Late onset spondyloepiphyseal dysplasia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/x-linked-spondyloepiphyseal-dysplasia-tarda/">X-linked spondyloepiphyseal dysplasia tarda</a></li>
<li>Late-infantile Batten disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cln2-disease/">CLN2 disease</a></li>
<li>Late-infantile neuronal ceroid lipofuscinosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cln5-disease/">CLN5 disease</a></li>
<li>Late-infantile neuronal ceroid lipofuscinosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cln2-disease/">CLN2 disease</a></li>
<li>Late-onset biotin-responsive multiple carboxylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/biotinidase-deficiency/">Biotinidase deficiency</a></li>
<li>Late-onset lymphedema, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meige-disease/">Meige disease</a></li>
<li>Late-onset multiple carboxylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/biotinidase-deficiency/">Biotinidase deficiency</a></li>
<li>Lateral facial dysplasia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/craniofacial-microsomia/">Craniofacial microsomia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lateral-meningocele-syndrome/">Lateral meningocele syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lattice-corneal-dystrophy-type-i/">Lattice corneal dystrophy type I</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lattice-corneal-dystrophy-type-ii/">Lattice corneal dystrophy type II</a></li>
<li>Lattice corneal dystrophy, gelsolin type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lattice-corneal-dystrophy-type-ii/">Lattice corneal dystrophy type II</a></li>
<li>Lauber&#x27;s disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fundus-albipunctatus/">Fundus albipunctatus</a></li>
<li>LBATC, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/rnase-t2-deficient-leukoencephalopathy/">RNAse T2-deficient leukoencephalopathy</a></li>
<li>LBD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dementia-with-lewy-bodies/">Dementia with Lewy bodies</a></li>
<li>LBSL, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leukoencephalopathy-with-brainstem-and-spinal-cord-involvement-and-lactate-elevation/">Leukoencephalopathy with brainstem and spinal cord involvement and lactate elevation</a></li>
<li>LCA, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-congenital-amaurosis/">Leber congenital amaurosis</a></li>
<li>LCAT deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/complete-lcat-deficiency/">Complete LCAT deficiency</a></li>
<li>LCATA deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/fish-eye-disease/">Fish-eye disease</a></li>
<li>LCH, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leydig-cell-hypoplasia/">Leydig cell hypoplasia</a></li>
<li>LCH, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lissencephaly-with-cerebellar-hypoplasia/">Lissencephaly with cerebellar hypoplasia</a></li>
<li>LCH, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/langerhans-cell-histiocytosis/">Langerhans cell histiocytosis</a></li>
<li>LCHAD deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/long-chain-3-hydroxyacyl-coa-dehydrogenase-deficiency/">Long-chain 3-hydroxyacyl-CoA dehydrogenase deficiency</a></li>
<li>LCP, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/legg-calve-perthes-disease/">Legg-Calvé-Perthes disease</a></li>
<li>LCPD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/legg-calve-perthes-disease/">Legg-Calvé-Perthes disease</a></li>
<li>LDH deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lactate-dehydrogenase-deficiency/">Lactate dehydrogenase deficiency</a></li>
<li>LDS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/loeys-dietz-syndrome/">Loeys-Dietz syndrome</a></li>
<li>Le Merrer syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/3-m-syndrome/">3-M syndrome</a></li>
<li>LE syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/systemic-lupus-erythematosus/">Systemic lupus erythematosus</a></li>
<li>Leber abiotrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-congenital-amaurosis/">Leber congenital amaurosis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leber-congenital-amaurosis/">Leber congenital amaurosis</a></li>
<li>Leber congenital tapetoretinal degeneration, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-congenital-amaurosis/">Leber congenital amaurosis</a></li>
<li>Leber hereditary optic atrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-hereditary-optic-neuropathy/">Leber hereditary optic neuropathy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leber-hereditary-optic-neuropathy/">Leber hereditary optic neuropathy</a></li>
<li>Leber optic atrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-hereditary-optic-neuropathy/">Leber hereditary optic neuropathy</a></li>
<li>Leber&#x27;s amaurosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-congenital-amaurosis/">Leber congenital amaurosis</a></li>
<li>Leber&#x27;s hereditary optic neuropathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-hereditary-optic-neuropathy/">Leber hereditary optic neuropathy</a></li>
<li>Leber&#x27;s optic atrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-hereditary-optic-neuropathy/">Leber hereditary optic neuropathy</a></li>
<li>Leber&#x27;s optic neuropathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-hereditary-optic-neuropathy/">Leber hereditary optic neuropathy</a></li>
<li>Lecithin acyltransferase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/complete-lcat-deficiency/">Complete LCAT deficiency</a></li>
<li>Lecithin:cholesterol acyltransferase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/complete-lcat-deficiency/">Complete LCAT deficiency</a></li>
<li>Left isomerism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/heterotaxy-syndrome/">Heterotaxy syndrome</a></li>
<li>Left ventricular hypertrabeculation, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/left-ventricular-noncompaction/">Left ventricular noncompaction</a></li>
<li>Left ventricular myocardial noncompaction cardiomyopathy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/left-ventricular-noncompaction/">Left ventricular noncompaction</a></li>
<li>Left ventricular non-compaction, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/left-ventricular-noncompaction/">Left ventricular noncompaction</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/left-ventricular-noncompaction/">Left ventricular noncompaction</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/legg-calve-perthes-disease/">Legg-Calvé-Perthes disease</a></li>
<li>Legg-Perthes disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/legg-calve-perthes-disease/">Legg-Calvé-Perthes disease</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/legius-syndrome/">Legius syndrome</a></li>
<li>Lehman syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lateral-meningocele-syndrome/">Lateral meningocele syndrome</a></li>
<li>Leigh disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leigh-syndrome/">Leigh syndrome</a></li>
<li>Leigh necrotizing encephalopathy due to pyruvate carboxylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pyruvate-carboxylase-deficiency/">Pyruvate carboxylase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leigh-syndrome/">Leigh syndrome</a></li>
<li>Leigh syndrome due to pyruvate carboxylase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pyruvate-carboxylase-deficiency/">Pyruvate carboxylase deficiency</a></li>
<li>Leigh&#x27;s disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leigh-syndrome/">Leigh syndrome</a></li>
<li>Leiomyomatosis and renal cell cancer, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-leiomyomatosis-and-renal-cell-cancer/">Hereditary leiomyomatosis and renal cell cancer</a></li>
<li>Leisti-Hollander-Rimoin syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/floating-harbor-syndrome/">Floating-Harbor syndrome</a></li>
<li>Lenegre Lev disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/progressive-familial-heart-block/">Progressive familial heart block</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lennox-gastaut-syndrome/">Lennox-Gastaut syndrome</a></li>
<li>Lens subluxation, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/isolated-ectopia-lentis/">Isolated ectopia lentis</a></li>
<li>Lentiginosis profusa, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/noonan-syndrome-with-multiple-lentigines/">Noonan syndrome with multiple lentigines</a></li>
<li>Lentiginosis, perioral, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/peutz-jeghers-syndrome/">Peutz-Jeghers syndrome</a></li>
<li>LEOPARD syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/noonan-syndrome-with-multiple-lentigines/">Noonan syndrome with multiple lentigines</a></li>
<li>LEPD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/congenital-leptin-deficiency/">Congenital leptin deficiency</a></li>
<li>Leprechaunism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/donohue-syndrome/">Donohue syndrome</a></li>
<li>Leprechaunism syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/donohue-syndrome/">Donohue syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leprosy/">Leprosy</a></li>
<li>Leptin deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/congenital-leptin-deficiency/">Congenital leptin deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leptin-receptor-deficiency/">Leptin receptor deficiency</a></li>
<li>Leptin receptor-related monogenic obesity, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leptin-receptor-deficiency/">Leptin receptor deficiency</a></li>
<li>Leri syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/melorheostosis/">Melorheostosis</a></li>
<li>Leri&#x27;s disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/melorheostosis/">Melorheostosis</a></li>
<li>Leri-Weill dyschondrosteosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leri-weill-dyschondrosteosis/">Léri-Weill dyschondrosteosis</a></li>
<li>Lesch-Nyhan disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lesch-nyhan-syndrome/">Lesch-Nyhan syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lesch-nyhan-syndrome/">Lesch-Nyhan syndrome</a></li>
<li>Leucocyte adhesion deficiency type 1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leukocyte-adhesion-deficiency-type-1/">Leukocyte adhesion deficiency type 1</a></li>
<li>Leukemia, acute promyelocytic, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/acute-promyelocytic-leukemia/">Acute promyelocytic leukemia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leukocyte-adhesion-deficiency-type-1/">Leukocyte adhesion deficiency type 1</a></li>
<li>Leukocyte adhesion molecule deficiency type 1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leukocyte-adhesion-deficiency-type-1/">Leukocyte adhesion deficiency type 1</a></li>
<li>Leukodystrophy with oligodontia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pol-iii-related-leukodystrophy/">Pol III-related leukodystrophy</a></li>
<li>Leukodystrophy with Rosenthal fibers, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/alexander-disease/">Alexander disease</a></li>
<li>Leukodystrophy, hypomyelinating, 7, with or without oligodontia and/or hypogonadotropic hypogonadism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pol-iii-related-leukodystrophy/">Pol III-related leukodystrophy</a></li>
<li>Leukodystrophy, hypomyelinating, 8, with or without oligodontia and/or hypogonadotropic hypogonadism, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pol-iii-related-leukodystrophy/">Pol III-related leukodystrophy</a></li>
<li>Leukoencephalopathy with ataxia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/clcn2-related-leukoencephalopathy/">CLCN2-related leukoencephalopathy</a></li>
<li>Leukoencephalopathy with bilateral anterior temporal lobe cysts, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/rnase-t2-deficient-leukoencephalopathy/">RNAse T2-deficient leukoencephalopathy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leukoencephalopathy-with-brainstem-and-spinal-cord-involvement-and-lactate-elevation/">Leukoencephalopathy with brainstem and spinal cord involvement and lactate elevation</a></li>
<li>Leukoencephalopathy with mild cerebellar ataxia and white matter edema, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/clcn2-related-leukoencephalopathy/">CLCN2-related leukoencephalopathy</a></li>
<li>Leukoencephalopathy with swelling and a discrepantly mild course, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephalic-leukoencephalopathy-with-subcortical-cysts/">Megalencephalic leukoencephalopathy with subcortical cysts</a></li>
<li>Leukoencephalopathy with swelling and cysts, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephalic-leukoencephalopathy-with-subcortical-cysts/">Megalencephalic leukoencephalopathy with subcortical cysts</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leukoencephalopathy-with-thalamus-and-brainstem-involvement-and-high-lactate/">Leukoencephalopathy with thalamus and brainstem involvement and high lactate</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leukoencephalopathy-with-vanishing-white-matter/">Leukoencephalopathy with vanishing white matter</a></li>
<li>Leukoencephalopathy with white matter edema, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/clcn2-related-leukoencephalopathy/">CLCN2-related leukoencephalopathy</a></li>
<li>Leukoencephalopathy-ataxia-hypodontia-hypomyelination, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pol-iii-related-leukodystrophy/">Pol III-related leukodystrophy</a></li>
<li>Leukokeratosis of oral mucosa, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/white-sponge-nevus/">White sponge nevus</a></li>
<li>Leukokeratosis, hereditary mucosal, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/white-sponge-nevus/">White sponge nevus</a></li>
<li>Lev syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/progressive-familial-heart-block/">Progressive familial heart block</a></li>
<li>Lev&#x27;s disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/progressive-familial-heart-block/">Progressive familial heart block</a></li>
<li>Lev-Lenègre disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/progressive-familial-heart-block/">Progressive familial heart block</a></li>
<li>Levin syndrome 2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/gnathodiaphyseal-dysplasia/">Gnathodiaphyseal dysplasia</a></li>
<li>Levy-Hollister syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lacrimo-auriculo-dento-digital-syndrome/">Lacrimo-auriculo-dento-digital syndrome</a></li>
<li>Lewy body dementia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dementia-with-lewy-bodies/">Dementia with Lewy bodies</a></li>
<li>Lewy body disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dementia-with-lewy-bodies/">Dementia with Lewy bodies</a></li>
<li>Leydig cell agenesis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leydig-cell-hypoplasia/">Leydig cell hypoplasia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leydig-cell-hypoplasia/">Leydig cell hypoplasia</a></li>
<li>LFS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lujan-syndrome/">Lujan syndrome</a></li>
<li>LFS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/li-fraumeni-syndrome/">Li-Fraumeni syndrome</a></li>
<li>LGMD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/limb-girdle-muscular-dystrophy/">Limb-girdle muscular dystrophy</a></li>
<li>LGS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/trichorhinophalangeal-syndrome-type-ii/">Trichorhinophalangeal syndrome type II</a></li>
<li>LGS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lennox-gastaut-syndrome/">Lennox-Gastaut syndrome</a></li>
<li>LH resistance due to LH receptor deactivation, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leydig-cell-hypoplasia/">Leydig cell hypoplasia</a></li>
<li>LHON, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leber-hereditary-optic-neuropathy/">Leber hereditary optic neuropathy</a></li>
<li>LHRH deficiency and ataxia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/gordon-holmes-syndrome/">Gordon Holmes syndrome</a></li>
<li>LI, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lamellar-ichthyosis/">Lamellar ichthyosis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/li-fraumeni-syndrome/">Li-Fraumeni syndrome</a></li>
<li>Libman-Sacks disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/systemic-lupus-erythematosus/">Systemic lupus erythematosus</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/liddle-syndrome/">Liddle syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/liebenberg-syndrome/">Liebenberg syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/limb-girdle-muscular-dystrophy/">Limb-girdle muscular dystrophy</a></li>
<li>Limb-girdle syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/limb-girdle-muscular-dystrophy/">Limb-girdle muscular dystrophy</a></li>
<li>Limit dextrinosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-iii/">Glycogen storage disease type III</a></li>
<li>LINCL, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/cln2-disease/">CLN2 disease</a></li>
<li>Lip pseudocleft-hemagiomatous branchial cyst syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/branchio-oculo-facial-syndrome/">Branchio-oculo-facial syndrome</a></li>
<li>Lip-pit syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/van-der-woude-syndrome/">Van der Woude syndrome</a></li>
<li>LIPA deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lysosomal-acid-lipase-deficiency/">Lysosomal acid lipase deficiency</a></li>
<li>Lipase D deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/familial-lipoprotein-lipase-deficiency/">Familial lipoprotein lipase deficiency</a></li>
<li>LIPC deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hepatic-lipase-deficiency/">Hepatic lipase deficiency</a></li>
<li>LIPD deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/familial-lipoprotein-lipase-deficiency/">Familial lipoprotein lipase deficiency</a></li>
<li>Lipid granulomatosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/erdheim-chester-disease/">Erdheim-Chester disease</a></li>
<li>Lipid histiocytosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/niemann-pick-disease/">Niemann-Pick disease</a></li>
<li>Lipid proteinosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lipoid-proteinosis/">Lipoid proteinosis</a></li>
<li>Lipid transport defect of intestine, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/chylomicron-retention-disease/">Chylomicron retention disease</a></li>
<li>Lipid-storage myopathy secondary to short-chain acyl-coa dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/short-chain-acyl-coa-dehydrogenase-deficiency/">Short-chain acyl-CoA dehydrogenase deficiency</a></li>
<li>Lipoamide dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dihydrolipoamide-dehydrogenase-deficiency/">Dihydrolipoamide dehydrogenase deficiency</a></li>
<li>Lipodystrophy, congenital generalized, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/congenital-generalized-lipodystrophy/">Congenital generalized lipodystrophy</a></li>
<li>Lipodystrophy, familial partial, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/familial-partial-lipodystrophy/">Familial partial lipodystrophy</a></li>
<li>Lipodystrophy, partial, with Rieger anomaly and short stature, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/short-stature-hyperextensibility-hernia-ocular-depression-rieger-anomaly-and-teething-delay/">Short stature, hyperextensibility, hernia, ocular depression, Rieger anomaly, and teething delay</a></li>
<li>Lipoglycoproteinosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lipoid-proteinosis/">Lipoid proteinosis</a></li>
<li>Lipoid histiocytosis (kerasin type), <i>see</i> <a href="https://medlineplus.gov/genetics/condition/gaucher-disease/">Gaucher disease</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lipoid-proteinosis/">Lipoid proteinosis</a></li>
<li>Lipoid proteinosis of Urbach and Wiethe, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lipoid-proteinosis/">Lipoid proteinosis</a></li>
<li>Lipoidosis cutis et mucosae, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lipoid-proteinosis/">Lipoid proteinosis</a></li>
<li>Lipoidproteinosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lipoid-proteinosis/">Lipoid proteinosis</a></li>
<li>Lipomatosis dolorosa, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/adiposis-dolorosa/">Adiposis dolorosa</a></li>
<li>Lipoprotein deficiency disease, HDL, familial, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/tangier-disease/">Tangier disease</a></li>
<li>Lipoprotein lipase deficiency, familial, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/familial-lipoprotein-lipase-deficiency/">Familial lipoprotein lipase deficiency</a></li>
<li>Lipoproteinosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lipoid-proteinosis/">Lipoid proteinosis</a></li>
<li>LIS1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/isolated-lissencephaly-sequence/">Isolated lissencephaly sequence</a></li>
<li>LIS2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lissencephaly-with-cerebellar-hypoplasia/">Lissencephaly with cerebellar hypoplasia</a></li>
<li>LIS3, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lissencephaly-with-cerebellar-hypoplasia/">Lissencephaly with cerebellar hypoplasia</a></li>
<li>Lissencephaly 2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lissencephaly-with-cerebellar-hypoplasia/">Lissencephaly with cerebellar hypoplasia</a></li>
<li>Lissencephaly 3, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lissencephaly-with-cerebellar-hypoplasia/">Lissencephaly with cerebellar hypoplasia</a></li>
<li>Lissencephaly due to 17p13.3 deletion, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/miller-dieker-syndrome/">Miller-Dieker syndrome</a></li>
<li>Lissencephaly syndrome, Norman-Roberts type, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lissencephaly-with-cerebellar-hypoplasia/">Lissencephaly with cerebellar hypoplasia</a></li>
<li>Lissencephaly type 1, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/isolated-lissencephaly-sequence/">Isolated lissencephaly sequence</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lissencephaly-with-cerebellar-hypoplasia/">Lissencephaly with cerebellar hypoplasia</a></li>
<li>Lissencephaly, classic, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/isolated-lissencephaly-sequence/">Isolated lissencephaly sequence</a></li>
<li>LISX2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/x-linked-lissencephaly-with-abnormal-genitalia/">X-linked lissencephaly with abnormal genitalia</a></li>
<li>Liver form of carnitine palmitoyltransferase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/carnitine-palmitoyltransferase-i-deficiency/">Carnitine palmitoyltransferase I deficiency</a></li>
<li>Liver phosphorylase deficiency syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/glycogen-storage-disease-type-vi/">Glycogen storage disease type VI</a></li>
<li>LKPAT, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/clcn2-related-leukoencephalopathy/">CLCN2-related leukoencephalopathy</a></li>
<li>LMD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/langer-mesomelic-dysplasia/">Langer mesomelic dysplasia</a></li>
<li>LMNA-related CMD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lmna-related-congenital-muscular-dystrophy/">LMNA-related congenital muscular dystrophy</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lmna-related-congenital-muscular-dystrophy/">LMNA-related congenital muscular dystrophy</a></li>
<li>LMNB1-related adult-onset autosomal dominant leukodystrophy, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/autosomal-dominant-leukodystrophy-with-autonomic-disease/">Autosomal dominant leukodystrophy with autonomic disease</a></li>
<li>LMPH2, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meige-disease/">Meige disease</a></li>
<li>LMS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lateral-meningocele-syndrome/">Lateral meningocele syndrome</a></li>
<li>LND, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lesch-nyhan-syndrome/">Lesch-Nyhan syndrome</a></li>
<li>LNS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lesch-nyhan-syndrome/">Lesch-Nyhan syndrome</a></li>
<li>LO, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/pol-iii-related-leukodystrophy/">Pol III-related leukodystrophy</a></li>
<li>LOC syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laryngo-onycho-cutaneous-syndrome/">Laryngo-onycho-cutaneous syndrome</a></li>
<li>LOCS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laryngo-onycho-cutaneous-syndrome/">Laryngo-onycho-cutaneous syndrome</a></li>
<li>Loeys-Dietz aortic aneurysm syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/loeys-dietz-syndrome/">Loeys-Dietz syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/loeys-dietz-syndrome/">Loeys-Dietz syndrome</a></li>
<li>LOGIC syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/laryngo-onycho-cutaneous-syndrome/">Laryngo-onycho-cutaneous syndrome</a></li>
<li>Loken-Senior syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/senior-loken-syndrome/">Senior-Løken syndrome</a></li>
<li>Long QT syndrome 7, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/andersen-tawil-syndrome/">Andersen-Tawil syndrome</a></li>
<li>Long QT syndrome with syndactyly, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/timothy-syndrome/">Timothy syndrome</a></li>
<li>Long-chain 3-hydroxy acyl CoA dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/long-chain-3-hydroxyacyl-coa-dehydrogenase-deficiency/">Long-chain 3-hydroxyacyl-CoA dehydrogenase deficiency</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/long-chain-3-hydroxyacyl-coa-dehydrogenase-deficiency/">Long-chain 3-hydroxyacyl-CoA dehydrogenase deficiency</a></li>
<li>Long-chain 3-hydroxyacyl-coenzyme A dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/long-chain-3-hydroxyacyl-coa-dehydrogenase-deficiency/">Long-chain 3-hydroxyacyl-CoA dehydrogenase deficiency</a></li>
<li>Long-chain 3-OH acyl-CoA dehydrogenase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/long-chain-3-hydroxyacyl-coa-dehydrogenase-deficiency/">Long-chain 3-hydroxyacyl-CoA dehydrogenase deficiency</a></li>
<li>Long-sighted, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/farsightedness/">Farsightedness</a></li>
<li>Long-sightedness, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/farsightedness/">Farsightedness</a></li>
<li>Lou Gehrig disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/amyotrophic-lateral-sclerosis/">Amyotrophic lateral sclerosis</a></li>
<li>Louis-Bar syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/ataxia-telangiectasia/">Ataxia-telangiectasia</a></li>
<li>Low gamma-GT familial intrahepatic cholestasis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/benign-recurrent-intrahepatic-cholestasis/">Benign recurrent intrahepatic cholestasis</a></li>
<li>Low serum HDL cholesterol, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/familial-hdl-deficiency/">Familial HDL deficiency</a></li>
<li>Low γ-GT familial intrahepatic cholestasis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/progressive-familial-intrahepatic-cholestasis/">Progressive familial intrahepatic cholestasis</a></li>
<li>Lowe oculocerebrorenal syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lowe-syndrome/">Lowe syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lowe-syndrome/">Lowe syndrome</a></li>
<li>Lower extremity-predominant autosomal dominant proximal spinal muscular atrophy with contractures, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/spinal-muscular-atrophy-with-lower-extremity-predominance/">Spinal muscular atrophy with lower extremity predominance</a></li>
<li>Lower motor neuron degeneration with Paget-like bone disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/inclusion-body-myopathy-with-early-onset-paget-disease-and-frontotemporal-dementia/">Inclusion body myopathy with early-onset Paget disease and frontotemporal dementia</a></li>
<li>LPI, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lysinuric-protein-intolerance/">Lysinuric protein intolerance</a></li>
<li>LQT7, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/andersen-tawil-syndrome/">Andersen-Tawil syndrome</a></li>
<li>LQT8, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/timothy-syndrome/">Timothy syndrome</a></li>
<li>LRCC, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hereditary-leiomyomatosis-and-renal-cell-cancer/">Hereditary leiomyomatosis and renal cell cancer</a></li>
<li>LRS, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/larsen-syndrome/">Larsen syndrome</a></li>
<li>LTBL, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leukoencephalopathy-with-thalamus-and-brainstem-involvement-and-high-lactate/">Leukoencephalopathy with thalamus and brainstem involvement and high lactate</a></li>
<li>Lubag, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/x-linked-dystonia-parkinsonism/">X-linked dystonia-parkinsonism</a></li>
<li>Lubs X-linked mental retardation syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/mecp2-duplication-syndrome/">MECP2 duplication syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lujan-syndrome/">Lujan syndrome</a></li>
<li>Lujan-Fryns syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lujan-syndrome/">Lujan syndrome</a></li>
<li>Lumbo-sacral agenesis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/caudal-regression-syndrome/">Caudal regression syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lung-cancer/">Lung cancer</a></li>
<li>Lung malignancies, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lung-cancer/">Lung cancer</a></li>
<li>Lung malignant tumors, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lung-cancer/">Lung cancer</a></li>
<li>Lung neoplasms, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lung-cancer/">Lung cancer</a></li>
<li>Lupus, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/systemic-lupus-erythematosus/">Systemic lupus erythematosus</a></li>
<li>Luschka-Magendie foramina atresia, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/dandy-walker-malformation/">Dandy-Walker malformation</a></li>
<li>LVHT, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/left-ventricular-noncompaction/">Left ventricular noncompaction</a></li>
<li>LVM, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/megalencephalic-leukoencephalopathy-with-subcortical-cysts/">Megalencephalic leukoencephalopathy with subcortical cysts</a></li>
<li>LVNC, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/left-ventricular-noncompaction/">Left ventricular noncompaction</a></li>
<li>LWD, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/leri-weill-dyschondrosteosis/">Léri-Weill dyschondrosteosis</a></li>
<li>Lyell&#x27;s syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/stevens-johnson-syndrome-toxic-epidermal-necrolysis/">Stevens-Johnson syndrome/toxic epidermal necrolysis</a></li>
<li>Lyme borreliosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lyme-disease/">Lyme disease</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lyme-disease/">Lyme disease</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lymphangioleiomyomatosis/">Lymphangioleiomyomatosis</a></li>
<li>Lymphangiomyomatosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lymphangioleiomyomatosis/">Lymphangioleiomyomatosis</a></li>
<li>Lymphedema praecox, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/meige-disease/">Meige disease</a></li>
<li>Lymphedema with distichiasis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/lymphedema-distichiasis-syndrome/">Lymphedema-distichiasis syndrome</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lymphedema-distichiasis-syndrome/">Lymphedema-distichiasis syndrome</a></li>
<li>Lymphedema-lymphangiectasia-intellectual disability syndrome, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hennekam-syndrome/">Hennekam syndrome</a></li>
<li>Lymphocytic thyroiditis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hashimotos-disease/">Hashimoto&#x27;s disease</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lynch-syndrome/">Lynch syndrome</a></li>
<li>Lysine alpha-ketoglutarate reductase deficiency disease, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/hyperlysinemia/">Hyperlysinemia</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lysinuric-protein-intolerance/">Lysinuric protein intolerance</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/lysosomal-acid-lipase-deficiency/">Lysosomal acid lipase deficiency</a></li>
<li>Lysosomal alpha B mannosidosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/alpha-mannosidosis/">Alpha-mannosidosis</a></li>
<li>Lysosomal alpha-D-mannosidase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/alpha-mannosidosis/">Alpha-mannosidosis</a></li>
<li>Lysosomal beta A mannosidosis, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/beta-mannosidosis/">Beta-mannosidosis</a></li>
<li>Lysosomal beta-mannosidase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/beta-mannosidosis/">Beta-mannosidosis</a></li>
<li>Lysosomal glycoaminoacid storage disease-angiokeratoma corporis diffusum, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/schindler-disease/">Schindler disease</a></li>
<li>Lysosomal glycogen storage disease with normal acid maltase, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/danon-disease/">Danon disease</a></li>
<li>Lysosomal glycogen storage disease without acid maltase deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/danon-disease/">Danon disease</a></li>
<li>Lysosomal protective protein deficiency, <i>see</i> <a href="https://medlineplus.gov/genetics/condition/galactosialidosis/">Galactosialidosis</a></li>
<li><a href="https://medlineplus.gov/genetics/condition/leri-weill-dyschondrosteosis/">Léri-Weill dyschondrosteosis</a></li>
</ul>
</section>
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