Final diagnosis for each episode of haemoptysis
| Acute bronchitis | 174 |
| Respiratory tract malignancies | 26 |
| Bronchiectasis | 20 |
| Pneumonia | 16 |
| Unexplained | 16 |
| Epistaxis | 5 |
| Tuberculosis | 4 |
| Pulmonary fibrosis | 2 |
| Organising pneumonia | 2 |
| Squamous metaplasia | 2 |
| Lymphoma | 1 |
| Carcinoma of the thyroid | 1 |
| Chondroma | 1 |
| Hamartoma | 1 |
| Pulmonary emboli | 1 |
| Sarcoidosis | 1 |
| Suture granuloma | 1 |
| Aspergilloma | 1 |
Data are presented as numbers (n = 275).