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An overview and management tips of hemoptysis in the ED.
Hosts:
Brian Gilberti, MD
Audrey Bree Tse, MD
Show Notes
OVERVIEW:
- Definition:
- expectoration/ coughing of blood originating from tracheobronchial tree
- Sources:
- Bronchial arteries (90%): under systemic circulatory pressure to supply supporting structures of the lung → heavier bleeding
- Pulmonary arteries (5%): under low pressure to supply alveoli → milder bleeding
- Nonbronchial arteries (5%): intercostal arteries, coronary arteries, thoracic/ upper/ inferior phrenic arteries
- Quantification:
- Mild: 24h
- Massive defined anywhere from >300mL-1L/ 24hr
- Mortality: 38% for massive (>500mL/ 24hr) vs 4.5% for nonmassive
- Etiology (in adults):
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