title: Spontaneous resolution of multiple bladder neoplasms.
abstract: A unique case is reported in which multiple well and moderately well differentiated stage I papillary transitional cell carcinomas of the bladder underwent total spontaneous regression. Various histological features of the case suggest an immunological basis for the regression.
mesh_terms: D002295:Carcinoma, Transitional Cell / Q000473:pathology*; D006801:Humans; D008297:Male; D009365:Neoplasm Regression, Spontaneous; D009378:Neoplasms, Multiple Primary / Q000473:pathology*; D001749:Urinary Bladder Neoplasms / Q000473:pathology*