Mnemonics for Causes of Ileus

mnemonic for the common causes of adynamic ileus is: 5 Ps

The classic “5 Ps” are:

  • P: postoperative
  • P: peritonitis
  • P: potassium: low (also disturbances of other electrolytes)
  • P: pelvic and spinal fractures
  • P: parturition

However, there are a few further Ps that can be included:

  • P: pancreatitis
  • P: Parkinson medication
  • P: painkillers, e.g. opioids

Another useful mnemonic to remember the causes of Ileus is GOOD SPERM.

  • Gram negative sepsis
  • Obstruction (e.g. mass, intussusception, blockage)
  • Other metabolic disorders (e.g. hypothyroidism)
  • Drugs (opioids, anticholinergics, CCBs, ..)
  • Surgical (post-op), Spinal or pelvic fracture
  • Peritonitis, Pancreatitis (sentinnel loop)
  • Electrolyte imbalance (eg hypokalemia)
  • Retroperitoneal bleed or hematoma
  • Mesenteric ischemia

Hope that mnemonic helped. Got a better mnemonic for the same? Let us know in the comments below.
Also check out these medical mnemonics

Leave a Comment

Your email address will not be published. Required fields are marked *