Number | Peroperative TTF-1 positive | Paraffin wax embedded tissue TTF-1 positive | |
---|---|---|---|
ND, not done, TTF-1, thyroid transcription factor 1. | |||
*Two case were not interpreted using the peroperative technique because of the absence of an internal positive control. | |||
Primary lung cancer | 34 | ||
Adenocarcinoma | 18 | 17* | 18 |
Large cell carcinoma | 4 | 2 | 2 |
Squamous cell carcinoma | 8 | 0 | 0 |
Neuroendocrine tumour | 4 | 3 | 3 |
Metastases | 11 | ||
Colonic | 8 | 1 | 1 |
Kidney | 2 | 0* | 0 |
Breast | 1 | 0 | 0 |
Malignant mesothelioma | 2 | 0 | 0 |
No tumour | 3 | ND | ND |
Total | 50 | 23 | 24 |