Primary Carcinoid Tumor of the Bladder
Overview
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Transitional cell carcinoma is the most common type of bladder cancer in the United States. This case report discusses the finding of primary bladder carcinoid tumor (also called well-differentiated neuroendocrine tumor) in a woman with gross hematuria. With only 15-20 reported cases, primary bladder carcinoid is rare and the approach to treatment is unclear. There have been two muscle-invasive cases reported which required more extensive treatment plans. The patient presented in this case underwent complete transurethral resection of the tumor with the recommendation of surveillance cystoscopy every 3 months.
Well-differentiated neuroendocrine tumor of the urinary bladder expressing GATA 3.
Marletta S, Martignoni G, Ghimenton C, Stefanizzi L, Marcolini L, Calio A Virchows Arch. 2022; 482(4):783-788.
PMID: 36543974 DOI: 10.1007/s00428-022-03478-2.