Medical Emergencies · single question

Multiple sclerosis primarily damages oligodendrocytes in the CNS. The underlying mechanism is:

  1. Autoimmune
  2. Infectious
  3. Genetic mutation
  4. Neoplastic
Show answer and explanation

Correct answer: A. Autoimmune

  • A. Correct. MS is an autoimmune demyelinating disease in which immune attack destroys CNS myelin/oligodendrocytes.
  • B. It is not primarily infectious (though viral triggers are studied).
  • C. There is genetic susceptibility but it is not a single-gene mutation disorder.
  • D. MS is not neoplastic.

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