High-grade PIN : Foamy Gland type
Section Editor: Dharam M. Ramnani, MD
Virginia Urology, Richmond, VA, USA
Image Description
Foamy gland high-grade PIN is a rare and an unusual variant. The acinar cells have abundant foamy cytoplasm and small dark nuclei. Prominent nucleoli are usually not present. Given its peculiar morphology, it is often underdiagnosed.