You are currently viewing Indigestion Mechanism – Mnemonic

Here is a quick mnemonic “INDIGESTION to remember about Indigestion Mechanism

This can be valuable for patients as well as medical doctors, nurses & students doing their clinical rounds. You can also find it very useful for med exams like USMLE, NExT Medical Step 1&2, MBBS, NEET PG, INI-CET, FMGE,MCAT & NCLEX exams

Indigestion Mechanism : How To Remember Easily ?

  • I – Increased acid reflux and other factors contribute to indigestion.
  • N – Numerous mechanisms can cause indigestion, such as altered gut motility and inflammation.
  • D – Disturbed gastric motility can lead to gastroesophageal reflux in some cases.
  • I – Impaired gastric fundus relaxation after eating may cause dyspeptic symptoms.
  • G – Gastric sensation disturbances are another pathogenic factor in functional dyspepsia.
  • E – Eosinophils and mast cells play a role in gastric emptying delays and altered sensory function.
  • S – Symptom onset after viral illness suggests an infectious trigger for functional dyspepsia.
  • T – Tobacco, caffeine, and ethanol can induce LES relaxation and reflux.
  • I – Intestinal bile salt release may worsen dyspeptic symptoms after eating.
  • O – Other factors, such as anxiety, depression, and genetic predisposition, can contribute to indigestion.
  • N – Nitrates, calcium channel blockers, theophylline, and progesterone may promote gastroesophageal reflux.


Dr. Arin Nandi

Passionate About Medical Science & Helping Future Doctors Achieve Top Ranks In Medical Exams. He is professionally a dentist as well as a public health expert from JIPMER (1), (2)working in health department