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Here is a quick mnemonic “NEGATIVE to remember about Negative Sensory System

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, NEET PG, FMGE, NExT & NCLEX exams

Negative Sensory System : How To Remember Easily ?

  • N – Numbness can be experienced as a result of negative phenomena.
  • E – Examination reveals abnormal findings on sensory examination.
  • G – Generally, at least one-half of the afferent axons innervating a specific site are lost or functionless in peripheral sensation disorders. 
  • A – Absent feeling is a common characteristic of negative phenomena.
  • T – The rate of loss determines the visibility of positive and negative phenomena.
  • I – If the rate of loss is slow, lack of cutaneous feeling may go unnoticed by the patient.
  • V – Very few sensory fibers may be functioning even if lack of cutaneous feeling is difficult to demonstrate on examination.
  • E – Evoked potentials or sensory nerve conduction studies can reveal subclinical degrees of sensory dysfunction.

Mnemonic : NEGATIVE

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