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</div><div><span>Parapneumonic pleural effusion</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">Parapneumonic pleural effusion</h1>
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</noscript></div><div class="main"><div id="ency_summary"><p><a test="test" href="./000086.htm">Pleural effusion</a> is a buildup of fluid in the pleural space. The pleural space is the area between the layers of the tissue lining the lung and the chest cavity.</p><p>In a person with parapneumonic pleural effusion, the fluid buildup is caused by <a test="test" href="./000145.htm">pneumonia</a>.</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>Pneumonia, most commonly from bacteria, causes parapneumonic pleural effusion.</p></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 can include any of the following:</p><ul><li>Chest pain, usually a sharp pain that is worse with cough or deep breaths</li><li>Cough with sputum</li><li>Fever</li><li>Rapid breathing</li><li>Shortness of breath</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>The health care provider will examine you and ask about your symptoms. The provider will also listen to your lungs with a stethoscope and tap (percuss) your chest and upper back.</p><p>The following tests may help to confirm a diagnosis:</p><ul><li><a test="test" href="./003642.htm">Complete blood count (CBC) blood test</a></li><li><a test="test" href="./003788.htm">Chest CT scan</a></li><li><a test="test" href="./003804.htm">Chest x-ray</a></li><li><a test="test" href="./003420.htm">Thoracentesis</a> (a sample of fluid is removed with a needle inserted between the ribs)</li><li><a test="test" href="./003336.htm">Ultrasound</a> of the chest and heart</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>Antibiotics are prescribed to treat the pneumonia.</p><p>If the person has shortness of breath, thoracentesis might be used to drain the fluid. If better drainage of the fluid is needed due to more severe infection, a drain tube can be inserted.</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>This condition improves when the pneumonia improves.</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>Lung damage</li><li>Infection that turns into an abscess, called an <a test="test" href="./000123.htm">empyema</a>, which will need to be drained with a chest tube</li><li>Collapsed lung (<a test="test" href="./000087.htm">pneumothorax</a>) after thoracentesis</li><li>Scarring of the pleural space (lining of the lung) </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 pleural effusion.</p><p>Contact your provider or go to the emergency room if shortness of breath or difficulty breathing occurs right after thoracentesis.</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>Pleural effusion - pneumonia</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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</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>Blok BK. Thoracentesis. In: Roberts JR, Custalow CB, Thomsen TW, eds. <em>Roberts and Hedges' Clinical Procedures in Emergency Medicine and Acute Care</em>. 7th ed. Philadelphia, PA: Elsevier; 2019:chap 9.</p><p>Broaddus VC, Light RW. Pleural effusion. In: Broaddus VC, Ernst JD, King TE, et al, eds.<em> Murray and Nadel's Textbook of Respiratory Medicine</em>. 7th ed. Philadelphia, PA: Elsevier; 2022:chap 108.</p><p>Reed JC. Pleural effusions. In: Reed JC, ed. <em>Chest Radiology: Patterns and Differential Diagnoses</em>. 7th ed. Philadelphia, PA: Elsevier; 2018:chap 4.</p></div></div></section>
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<section><div class="section"><div class="section-header"><div class="section-title"><h2>Review Date 7/31/2022</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: Denis Hadjiliadis, MD, MHS, Paul F. Harron, Jr. Professor of Medicine, Pulmonary, Allergy, and Critical Care, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA. 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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