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.