Combination of multiple primary carcinomas (n=35) and AAH groups
| No. of carcinomas | Histological combination | AAH group | |||
|---|---|---|---|---|---|
| AAH (−) | AAH (+) | ||||
| Single | Multiple | ||||
| 2 | Ad/Ad | 5 | 4 | 7 | |
| Ad/Sq | 5 | 1 | 0 | ||
| Sq/Sq | 4 | 0 | 0 | ||
| Ad/Sm | 1 | 0 | 0 | ||
| Sq/Sm | 1 | 0 | 0 | ||
| 3 | Ad/Ad/Ad | 1 | 0 | 1 | |
| La/Sq/Sq | 1 | 0 | 0 | ||
| 4 | Ad/Ad/Ad/Ad | 1 | 1 | 2 | |
AAH = atypical adenomatous hyperplasia; Ad = adenocarcinoma; Sq = squamous cell carcinoma; La = large cell carcinoma; Sm = small cell carcinoma.