AMACR and prostate carcinoma: In the present study, taking into consideration the morphology, clinical details and in conjunction with IHC with HMWCK and AMACR, 24/40 ASAP (Cat 2A) cases with a negative staining with HMWCK and moderate to strong positive staining with AMACR were finally categorized as prostatic carcinoma of which only 10 were initially (Cat1) reported as carcinoma.