M 63 ans: PSA 11, Prostate de 60g.

Biopsies prostatiques à l'aiguille

Diagnostic Proposé:

Nevus Bleu

Proposed Diagnosis:

Blue nevus

Arguments

• Pigmented spindle cells with long dendritic processes are found scattered in the stroma, close to the prostatic acini.
• The cytoplasm of the spindle cells contains finely granular, brown or black pigment.

For Reference go to:

Blue nevus and prostatic epithelial pigment

Diagnostic Histopathology of Tumors, 2 nd Ed. , CDM Fletcher, Churchill-Livingstone