*In the non-specific group no precise diagnosis was obtained by biopsy, but the benign nature of the lesion was confirmed during the follow up period. | |
Histology | |
Benign | 33 (29%) |
TB | 4 |
Hamartoma | 5 |
Granuloma | 4 |
Non-specific* | 20 |
Malignant | 81 (71%) |
Adenocarcinoma | 30 |
Non-small cell | 23 |
Squamous | 5 |
Large cell/undifferentiated | 6 |
Small cell | 9 |
Carcinoid | 4 |
Melanoma | 2 |
Lymphoma | 2 |
Outcome | |
Surgery; full resection/nodes negative | 35 (31%) |
Surgery; residual tumour/nodes positive | 11 (9.5%) |
Malignant, palliative approach | 35 (31%) |
Benign | 33 (29%) |
Surgery for benign lesion (included in benign) | 3 (2.5%) |