A member asked:

Why do doctors shine a torch in your eyes when checking for concussion?

A doctor has provided 1 answer

Pupillary reaction: If the pupillary reaction is totally normal that means there is no herniation of parts of the brain due to trauma and pressure.

Answered 10/21/2013

4.8k views

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Did anyone ever get blurry eyes or double vision from a slight concussion?

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