Summary of histological and culture findings in pleural biopsy and fluid
| Final diagnosis | ||||
| Heart failure | Pleural TB | Probable pleural TB | Carcinoma | |
| Biopsy attempted | 1 | 49 | 4 | 9 |
| Pleural tissue obtained | 1 | 47 | 2 | 8 |
| Granulomas on pleural biopsy | 0 | 40 | 0 | 0 |
| Positive auramine stain | ||||
| Sputum | 0 | 2 | 1 | 0 |
| Pleural biopsy | 0 | 3 | 0 | 0 |
| Pleural fluid | 0 | 0 | 0 | 0 |
| Positive culture | ||||
| Pleural biopsy | 0 | 40 | 0 | 0 |
| Pleural fluid | 0 | 11 | 0 | 0 |
| Malignant cells identified in pleural biopsy fluid | 0 | 0 | 0 | 9 |
Data are presented as n. TB: tuberculosis.