Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Etiology of massive hemoptysis in the studies included in this systematic review.
| Etiology of Massive Hemoptysis | Number of Incidents |
|---|---|
| Bronchiectasis | 658 |
| Tumor | 444 |
| Tuberculosis | 397 |
| Cystic fibrosis | 64 |
| Pulmonary artery pseudoaneurysms | 29 |
| Aspergilloma | 196 |
