You are currently viewing REM Sleep Behavior Disorder Mnemonic

Here is a quick mnemonic “OCCURS DURING to remember about REM Sleep Behavior Disorder

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

REM Sleep Behavior Disorder : How To Remember Easily ?

  • O – Occurs: RBD occurs during REM sleep.
  • C – Common: RBD is more common in men.
  • C – Causes: Synucleinopathies cause neuronal loss in brainstem regions.
  • U – Unmask: Antidepressants may unmask RBD as an early indicator of neurodegeneration.
  • R – Reports: The patient or bed partner usually reports agitated or violent behavior during sleep.
  • S – Skeletal: Nearly all nonrespiratory skeletal muscles are paralyzed during REM sleep.
  • D – Dream: The patient can often report a dream that matches the accompanying movements.
  • U – Upward: Limb movements such as punching or kicking occur during REM sleep.
  • R – Risk: Patients with narcolepsy seem to be at no increased risk of a neurodegenerative disorder.
  • I – Improvement: Many patients with RBD have sustained improvement with clonazepam.
  • N – Nightly: Melatonin at doses up to 9 mg nightly may also prevent attacks.
  • G – Gender: RBD is about twice as common in men.


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