You are currently viewing Internuclear Ophthalmoplegia – Mnemonic

Here is a quick mnemonic “MIDBRAIN to remember about Internuclear Ophthalmoplegia

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, MBBS, NEET PG, FMGE, NExT, MCAT & NCLEX exams

Internuclear Ophthalmoplegia : How To Remember Easily ?

  • M: “Multiple sclerosis” is a common cause of internuclear ophthalmoplegia.
  • I: “Internuclear” refers to the damage to the medial longitudinal fasciculus.
  • D: “Damage” to fibers carrying the conjugate signal results in adduction failure.
  • B: “Bilateral” injury to the medial longitudinal fasciculus leads to bilateral INO.
  • R: “Result” of damage is slowed or absent adducting movements of the affected eye.
  • A: “Adduction” is impaired on attempted lateral gaze in internuclear ophthalmoplegia.
  • I: “Injury” to the medial longitudinal fasciculus can be caused by various factors.
  • N: “Neurons” in the abducens nucleus and oculomotor nucleus are affected.

Mnemonic : MIDBRAIN

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