[…] as solitary lesion (Cancer 1999;86:2098) Usually presents de novo, also rarely seen in patients with other prior urothelial neoplasms (Mod Pathol 2003;16:623) Sites Any site in the bladder, most commonly the posterior or lateral wall (Mod Pathol 2003 [pathologyoutlines.com]

Rosser CJ, Salton JW, Izawa JI, et al (2003) Clinical presentation and outcome of high-grade urinary bladder leiomyosarcoma in adults. Urology 61:1151–1155 Article PubMed Google Scholar 32. [link.springer.com]

• Irritability

  […] urothelium with architectural and cytologic atypia Papillary carcinoma without increased thickness shows marked cytologic and architectural abnormality Lacks prominent umbrella cell layer Polypoid / papillary cystitis: Usually has history of urothelial irritation [pathologyoutlines.com]

[…] for diagnosis Laboratory Urine cytology is negative for malignant cells Radiology description Ultrasound: endovesical papillary lesion Radiology images Images hosted on other servers: USG finding - solitary polypoid lesion Lobulated soft-tissue mass Treatment [pathologyoutlines.com]

[…] solitary lesion (Cancer 1999;86:2098) Usually presents de novo, also rarely seen in patients with other prior urothelial neoplasms (Mod Pathol 2003;16:623) Sites Any site in the bladder, most commonly the posterior or lateral wall (Mod Pathol 2003;16:623) Etiology [pathologyoutlines.com]

[…] of low malignant potential (PUNLMP), urothelial carcinoma, polypoid cystitis and fibroepithelial polyp Terminology Transitional cell papilloma ICD coding ICD-10: D30.3 - benign neoplasm of bladder ICD-O: 8120/0 - transitional cell papilloma, benign Epidemiology [pathologyoutlines.com]

Kantor AF, Hartge P, Hoover RN, Fraumeni Jr JF (1988) Epidemiological characteristics of squamous cell carcinoma and adenocarcinoma of the bladder. Cancer Res 48(13):3853–3855 CAS PubMed Google Scholar 10. [link.springer.com]