The differential diagnosis of PIN, atrophy, adenosis, basal cell hyperplasia and seminal vesicle epithelium is quite easy when whole mount sections are studied.

• 前列腺上皮内赘瘤、萎缩、腺体增生、基底细胞增生，与贮精囊上皮等之鑑别诊断在全载切片上相当容易。