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ACR Appropriateness Criteria hemoptysis
Jean Jeudy1, Arfa R Khan, Tan-Lucien Mohammed
1Department of Radiology, University of Maryland Medical Center, Baltimore, MD, USA. jjeudymd@gmail.com
Journal of Thoracic Imaging
|August 17, 2010
Summary
Radiologic studies are crucial for evaluating hemoptysis (coughing up blood). Chest X-rays are recommended initially, with CT scans and bronchoscopy for high-risk patients, guiding treatment for this serious condition.
Area of Science:
- Radiology
- Thoracic Imaging
- Medical Diagnostics
Background:
- Hemoptysis, defined as expectoration of blood from the tracheobronchial tree or pulmonary parenchyma (100 mL to 1 L/24h), necessitates prompt and accurate evaluation.
- The American College of Radiology Appropriateness Criteria Expert Panel on Thoracic Radiology provides evidence-based recommendations for imaging in hemoptysis management.
Purpose of the Study:
- To review the literature regarding the indications and utility of radiologic studies in the evaluation of hemoptysis.
- To establish consensus-based recommendations for the appropriate use of imaging modalities in diagnosing and managing hemoptysis.
Main Methods:
- Literature review and evidence-based consensus development by the American College of Radiology Expert Panel on Thoracic Radiology.
- Analysis of indications and usefulness of various radiologic studies, including chest radiography and computed tomography (CT).
Main Results:
- Initial evaluation of hemoptysis should include a chest radiograph.
- For high-risk patients (age >40, >40 pack-year smoking history) with negative initial imaging, CT and bronchoscopy may be followed by observation, with radiography and CT for follow-up.
- CT is suggested for initial evaluation in high-risk patients with suspicious chest radiographs and is also considered for active/ex-smokers with negative chest radiographs.
- Contrast-enhanced multidetector CT is valuable in massive hemoptysis to identify the source (bronchial systemic, nonbronchial systemic, pulmonary arterial) prior to surgery or percutaneous embolization.
Conclusions:
- Chest radiography is the recommended initial imaging modality for hemoptysis.
- CT scans and bronchoscopy play vital roles in evaluating high-risk patients and guiding management, including observation or intervention.
- Advanced CT techniques are essential for precise localization of bleeding sources in massive hemoptysis, informing treatment decisions like embolization or surgery.
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