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</div><div><span>Rhabdomyolysis</span></div></div>
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<article><div id="d-article"><div class="page-info"><div class="page-title"><a name="start" id="start">
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</a><h1 class="with-also" itemprop="name">Rhabdomyolysis</h1>
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</noscript></div><div class="main"><div id="ency_summary"><p>Rhabdomyolysis is the breakdown of muscle tissue that leads to the release of muscle fiber contents into the blood. These substances are harmful to the kidney and often cause kidney damage.</p></div><section><div class="section"><div class="section-header"><div class="section-title"><h2>Causes</h2></div><div class="section-button"><button type="submit" aria-controls="section-1" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-1"><p>When muscle is damaged, a protein called myoglobin is released into the bloodstream. It is then filtered out of the body by the kidneys. Myoglobin breaks down into substances that can damage kidney cells.</p><p>Rhabdomyolysis may be caused by injury or any other condition that damages skeletal muscle.</p><p>Problems that may lead to this disease include:</p><ul><li>Trauma or crush injuries</li><li>Use of drugs or medicines such as <a test="test" href="../patientinstructions/000793.htm">cocaine</a>, amphetamines, statins, <a test="test" href="./001945.htm">heroin</a>, or PCP</li><li>Genetic muscle diseases</li><li>Extremes of body temperature</li><li>Ischemia or death of muscle tissue</li><li>Low phosphate levels</li><li><a test="test" href="./003200.htm">Seizures</a> or muscle tremors</li><li>Severe exertion, such as marathon running or calisthenics</li><li>Lengthy surgical procedures</li><li>Severe dehydration </li></ul></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Symptoms</h2></div><div class="section-button"><button type="submit" aria-controls="section-2" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-2"><p>Symptoms may include:</p><ul><li>Dark, red, or cola-colored urine</li><li>Decreased urine output</li><li>General weakness</li><li>Muscle stiffness or aching (<a test="test" href="./003178.htm">myalgia</a>)</li><li>Muscle tenderness</li><li><a test="test" href="./003174.htm">Weakness</a> of the affected muscles </li></ul><p>Other symptoms that may occur with this disease:</p><ul><li><a test="test" href="./003088.htm">Fatigue</a></li><li><a test="test" href="./003261.htm">Joint pain</a></li><li><a test="test" href="./003200.htm">Seizures</a></li><li><a test="test" href="./003084.htm">Weight gain (unintentional)</a></li></ul></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Exams and Tests</h2></div><div class="section-button"><button type="submit" aria-controls="section-3" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-3"><p>A physical exam will show tender or damaged skeletal muscles.</p><p>The following tests may be done:</p><ul><li><a test="test" href="./003503.htm">Creatine kinase</a> (CK) level</li><li>Serum calcium</li><li><a test="test" href="./003663.htm">Serum myoglobin</a></li><li><a test="test" href="./003484.htm">Serum potassium</a></li><li><a test="test" href="./003579.htm">Urinalysis</a></li><li><a test="test" href="./003664.htm">Urine myoglobin</a> test </li></ul><p>This disease may also affect the results of the following tests:</p><ul><li><a test="test" href="./003504.htm">CK isoenzymes</a></li><li><a test="test" href="./003475.htm">Serum creatinine</a></li><li><a test="test" href="./003610.htm">Urine creatinine</a></li></ul></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Treatment</h2></div><div class="section-button"><button type="submit" aria-controls="section-4" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-4"><p>You will need to get fluids containing bicarbonate to help prevent kidney damage. You may need to get fluids through a vein (IV). Some people may need kidney dialysis.</p><p>Your health care provider may prescribe medicines including diuretics and bicarbonate (if there is enough urine output).</p><p><a test="test" href="./001179.htm">Hyperkalemia</a> and low blood calcium levels (hypocalcemia) should be treated right away. <a test="test" href="./000501.htm">Kidney failure</a> should also be treated.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Outlook (Prognosis)</h2></div><div class="section-button"><button type="submit" aria-controls="section-5" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-5"><p>The outcome depends on the amount of <a test="test" href="./001065.htm">kidney damage</a>. Acute kidney failure occurs in many people. Getting treated soon after rhabdomyolysis will reduce the risk of permanent kidney damage.</p><p>People with milder cases may return to their normal activities within a few weeks to a month. However, some people continue to have problems with fatigue and muscle pain.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Possible Complications</h2></div><div class="section-button"><button type="submit" aria-controls="section-6" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-6"><p>Complications may include:</p><ul><li><a test="test" href="./000512.htm">Acute tubular necrosis</a></li><li><a test="test" href="./000501.htm">Acute renal failure</a></li><li>Harmful chemical imbalances in the blood</li><li><a test="test" href="./000039.htm">Shock</a> (low blood pressure) </li></ul></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>When to Contact a Medical Professional</h2></div><div class="section-button"><button type="submit" aria-controls="section-7" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-7"><p>Contact your provider if you have symptoms of rhabdomyolysis.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Prevention</h2></div><div class="section-button"><button type="submit" aria-controls="section-8" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-8"><p>Rhabdomyolysis can be avoided by:</p><ul><li>Avoiding drugs or medicines that may cause rhabdomyolysis.</li><li>Drinking plenty of fluids after strenuous exercise.</li><li>Removing extra clothes and immersing the body in cold water in case of heat stroke.</li></ul></div></div></section><section><div class="section sec-mb"><div class="section-header"><div class="section-title"><h2>Images</h2></div><div class="section-button"><button type="submit" aria-controls="section-tnails" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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<li><img src="//medlineplus.gov/ency/images/ency/tnails/1101t.jpg" alt="Kidney anatomy" title="Kidney anatomy" class="side-img"/><a href="../imagepages/1101.htm">Kidney anatomy</a></li>
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</ul></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>References</h2></div><div class="section-button"><button type="submit" aria-controls="section-Ref" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-Ref"><p>Long B, Koyfman A. Rhabdomyolysis. In: Walls RM, ed. <em>Rosen's Emergency Medicine: Concepts and Clinical Practice</em>. 10th ed. Philadelphia, PA: Elsevier; 2023:chap 116.</p><p>O'Connor FG, Deuster PA. Rhabdomyolysis. In: Goldman L, Cooney KA, eds. <em>Goldman-Cecil Medicine</em>. 27th ed. Philadelphia, PA: Elsevier; 2024:chap 99.</p><p>Paine CH, Jefferson JA, Velez JCQ. Pathophysiology and etiology of acute kidney injury. In: Johnson RJ, Floege J, Tonelli M, eds. <em>Comprehensive Clinical Nephrology</em>. 7th ed. Philadelphia, PA: Elsevier; 2024:chap 70.</p></div></div></section>
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