Hydronephrosis (mnemonic)

Last revised by Sonam Vadera on 20 Feb 2022

The causative factors leading to hydronephrosis can be recalled using this mnemonic:

  • RUNS
  • R: retroperitoneal fibrosis
  • U: urolithiasis
  • N: neoplastic mass (cervical cancer)
  • S: stenosis of pelvi-ureteric junction

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