2020-16 / April 20 (Contributor: Jonathan C. Slack and Asli Yilmaz)
An man in his 80s with a history of painless hematuria has a small polypoid lesion within the proximal prostatic urethra.
Click on the below thumbnails to enlarge photos.
1. What is the correct diagnosis?
a. Cystitis cystica and glandularis with neuroendocrine differentiation
b. Prostatic adenocarcinoma with Paneth cell-like neuroendocrine differentiation
c. Invasive urothelial carcinoma with neuroendocrine differentiation
d. Well-differentiated neuroendocrine tumor (carcinoid) of the urethra
e. Neuroendocrine carcinoma of the urethra