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Algorithm for subtyping of poorly-differentiated non-small cell lung carcinomas according to immunohistochemical staining in lung biopsies
| ΔNp63 | CK5/6 | TTF1 | Napsin A | Diagnosis |
|---|---|---|---|---|
| + | + | - | - | Squamous cell carcinoma |
| + | - | - | - | Squamous cell carcinoma |
| - | - | + | + | Adenocarcinoma |
| - | - | + | - | Adenocarcinoma |
| - | - | - | - | Poorly-differentiated |
| non-small cell carcinoma |
