|  |  | Immunohistochemical Staining Index (ISI) | ||||
---|---|---|---|---|---|---|---|
Histology | Cellular Compartment | # of Cases | 0–11 | > 1–3 | > 3–6 | > 6–9 | > 9–12 |
Normal Lung Tissue | Normal cell compartment | 8 | 2 | 6 | 0 | 0 | 0 |
Non-Small Cell Carcinoma2 | Â | 94 | Â | Â | Â | Â | Â |
 | Tumor cell compartment |  | 37 | 41 | 14 | 1 | 1 |
 | Normal cell compartment |  | 65 | 27 | 2 | 0 | 0 |
Small Cell Carcinoma2 | Â | 5 | Â | Â | Â | Â | Â |
 | Tumor cell compartment |  | 4 | 1 | 0 | 0 | 0 |
 | Normal cell compartment |  | 5 | 0 | 0 | 0 | 0 |
Mixed Carcinoma Types2 | Â | 8 | Â | Â | Â | Â | Â |
 | Tumor cell compartment |  | 1 | 6 | 1 | 0 | 0 |
 | Normal cell compartment |  | 7 | 1 | 0 | 0 | 0 |