60 y/f with breast core biopsy

F1 4x

F2 10x

F3 20x

 Our dx:

腺肌上皮瘤, tubular type.

Comment:  腺肌上皮瘤. Mojority of 腺肌上皮瘤 are benign lesion, most of which either arise from papillomas or considered a variants of intraductal papillomas. A small number of chases arise from lobular proliferation or adenosis. The current case has an adenosis-like configuration, is benign.

 For study purpose, show you some stains

p63,

smmhc

名称：图1
描述：图1

名称：图2
描述：图2