Medical Mnemonics Monday – Niacin Deficiency – 4Ds



It’s Medical Mnemonics Monday! Today we focus on Niacin deficiency.


Niacin deficiency is important for clinical practice, and, hence, an important to understand for the ABIM and other medical board exams.


The signs / symptoms of Niacin Deficiency can be remembered by the 4 Ds:
  • Diarrhea
  • Dementia
  • Dermatitis
  • Death (If left untreated)


You can see a list of our previous Medical Mnemonics here.

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