Papillary urothelial neoplasms of low malignant potential

Papillary urothelial neoplasms of low malignant potential 

Updated: 01/26/2021

© Jun Wang, MD, PhD

General features
  • Most common in lateral posterior walls and ureteric orifices
  • More common in male, older population
  • May occur in children
Clinical presentations
  • Asymptomatic or hematuria
Key morphological features
  • Resembles the exophytic urothelial papilloma
  • Increased cellular proliferation exceeding the thickness of normal urothelium (> 7 layers)
  • Minimal cytological atypia
Genetics
  • No specific findings
Treatment
  • Surgery



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Contents

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Anemia

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