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A member asked:

What is a mega cisterna magna? had a brain mri, read report and it was on there. didnt get an explanation.

A doctor has provided 1 answer

Normal variant: The term refers to a focal enlargement of the spinal fluid filled space over the back and base of brain. It is an incidental and normal variant of no pathological significance.

Dr Rhoads agreed

Answered 12/30/2020

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Thank

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