Grade | Number (total = 20) | Mean number of signals | |
---|---|---|---|
Chromosome 17 abnormalities | P53 gene mutation | ||
Well differentiated SCC | 20 | 3 | 3 |
Keratinizing moderately differentiated SCC | 8 | 3 | 3 |
Non-keratinizing moderately differentiated SCC | 4 | 2 | 1 |
Poorly differentiated SCC | 8 | 1 | 1 |