EDUCATION > Educational Programs > E-Learning > Pathology for Urologists

Pathology for Urologists

Prostatic Adenocarcinoma: Gleason Pattern 5

Image A
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Image B
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  • No gland formation is evident.
  • Solid sheets (image A).
  • Single cell infiltration (image B).

Image C
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Image D
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  • Comedonecrosis – glands with central necrosis (image C).
  • Cribriform glands with central necrosis (image D). (pay attention to necrosis)
  • Particularly the solid sheets can be difficult to distinguish from poorly differentiated urothelial carcinoma (urothelial carcinoma is HMWK+ and p63+ and PSA- and PSAP-).

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