Comments:
The lamina propria contains eosinophils, plasma cells, lymphocytes, and rare neutrophils. The overlying urothelium is unremarkable. On cystoscopic examination, papillary and polypoid cystitis are frequently mistaken for neoplasms. Microscopic examination reveals their true nature. Am J Surg Pathol 1988 Jul; 12(7):542-6.return to Inflammation (Cystitis)
