Clinical and morphological features of a non-invasive papillary urothelial carcinoma, evolving from a urothelial inverted papilloma of the bladder

The work presents the clinical and morphological aspects in a case of a non-invasive papillary urothelial carcinoma low grade developed on a bladder inverted papilloma from a patient aged 38 years. the tumour is distinguished by setting up at young age, female sex, by location on the side wall of the bladder and by rare association with inverted urothelial papilloma.