Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Summary of immunohistochemistry
| A | B | C | D | E | F | |
|---|---|---|---|---|---|---|
| HE | dysplasia | dysplasia | dysplasia | dysplasia | dysplasia | SCC |
| p16 | mild | mild | moderate | moderate | strong | negative |
| p53 | mild | mild | mild | mild | mild | strong |
| EGFR | strong | strong | strong | strong | strong | strong |
| pEGFR | positive | negative | ||||
| pERK | positive | negative |
Specimens obtained from the larynx in 1989 (A), 1994 (B), 2000 (C), 2005 (D), and 2011 (E), and on the tumor tissue obtained from around the tracheotomy aperture in 2011 (F).
