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</div><div><span>Upper airway biopsy</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">Upper airway biopsy</h1>
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</noscript></div><div class="main"><div id="ency_summary"><p>Upper airway biopsy is surgery to remove a small piece of tissue from the nose, mouth, and throat area. The tissue will be examined under the microscope by a pathologist.</p></div><section><div class="section"><div class="section-header"><div class="section-title"><h2>How the Test is Performed</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>The health care provider will spray a numbing medicine in your mouth and throat. A metal tube is inserted to hold your tongue out of the way.</p><p>Another numbing medicine flows through the tube down the back of the throat. This may cause you to cough at first. When the area feels thick or swollen, it is numb.</p><p>The test may also be performed under general anesthesia, so that you will be asleep and not feel pain.</p><p>The provider looks at the abnormal area, and removes a small piece of tissue. It is sent to the laboratory for examination.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>How to Prepare for the Test</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>DO NOT eat for 6 to 12 hours before the test. </p><p>Tell your provider if you take a blood thinner, such as aspirin, clopidogrel, or warfarin, when you schedule the biopsy. You may need to stop taking them for a little while. Never stop taking any medicines without first talking to your provider. </p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>How the Test will Feel</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>As the area is being numbed, you may feel like there is fluid running down the back of your throat. You may feel the need to cough or gag. And you may feel pressure or mild tugging.</p><p>When the numbness wears off, your throat may feel scratchy for several days. After the test, the cough reflex will return in 1 to 2 hours. Then you may eat and drink normally.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Why the Test is Performed</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>This test may be done if your provider thinks there is a problem with your upper airway. It may also be done with a <a test="test" href="./003857.htm">bronchoscopy</a>.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Normal Results</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 upper airway tissues are normal, with no abnormal growths.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>What Abnormal Results Mean</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>Disorders or conditions that may be discovered include:</p><ul><li>Benign (noncancerous) cysts or masses</li><li><a test="test" href="./001289.htm">Cancer</a></li><li>Certain infections</li><li><a test="test" href="./000135.htm">Granulomas</a> and related inflammation (may be caused by <a test="test" href="./000077.htm">tuberculosis</a>)</li><li>Autoimmune disorders, such as <a test="test" href="./000135.htm">granulomatosis with polyangiitis</a></li><li><a test="test" href="./000432.htm">Necrotizing vasculitis</a></li></ul></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Risks</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>Risks for this procedure include:</p><ul><li>Bleeding (some bleeding is common, heavy bleeding is not)</li><li>Breathing difficulties</li><li>Sore throat </li></ul><p>There is a risk of choking if you swallow water or food before the numbness wears off.</p></div></div></section><section><div class="section"><div class="section-header"><div class="section-title"><h2>Alternative Names</h2></div><div class="section-button"><button type="submit" aria-controls="section-Alt" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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</div></div><div class="section-body" id="section-Alt"><p>Biopsy - upper airway</p></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/10003t.jpg" alt="Upper airway test" title="Upper airway test" class="side-img"/><a href="../imagepages/10003.htm">Upper airway test</a></li>
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<li><img src="//medlineplus.gov/ency/images/ency/tnails/1077t.jpg" alt="Bronchoscopy" title="Bronchoscopy" class="side-img"/><a href="../imagepages/1077.htm">Bronchoscopy</a></li>
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<li><img src="//medlineplus.gov/ency/images/ency/tnails/1118t.jpg" alt="Throat anatomy" title="Throat anatomy" class="side-img"/><a href="../imagepages/1118.htm">Throat 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>Barbareschi M, Mengoli MC, Cavazza A. Nonneoplastic pathology of the large and small airways. In: Smith ML, Leslie KO, Wick MR, eds.<em> Practical Pulmonary Pathology</em>. 4th ed. Philadelphia, PA: Elsevier; 2024:chap 9.</p><p>Mason JC. Rheumatic diseases and the cardiovascular system. In: Libby P, Bonow RO, Mann DL, Tomaselli GF, Bhatt DL, Solomon SD, eds. <em>Braunwald's Heart Disease: A Textbook of Cardiovascular Medicine</em>. 12th ed. Philadelphia, PA: Elsevier; 2022:chap 97.</p><p>White V, Ruparelia P. Respiratory disease. In: Feather A, Randall D, Waterhouse M, eds. <em>Kumar and Clark's Clinical Medicine</em>. 10th ed. Philadelphia, PA: Elsevier; 2021:chap 28.</p><p>Yu DH, Feller-Kopman D. Tracheobronchial endoscopy. In: Flint PW, Francis HW, Haughey BH, et al, eds. <em>Cummings Otolaryngology: Head and Neck Surgery</em>. 7th ed. Philadelphia, PA: Elsevier; 2021:chap 71.</p></div></div></section>
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<section><div class="section"><div class="section-header"><div class="section-title"><h2>Review Date 11/29/2022</h2></div><div class="section-button"><button type="submit" aria-controls="section-version" role="button" title="Expand/Collapse section"><span class="icon icon-section-action">
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<div id="section-version" class="section-body"><p>Updated by: Josef Shargorodsky, MD, MPH, Johns Hopkins University School of Medicine, Baltimore, MD. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.</p>
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