CLINICAL DO'S & DON'TS: Testing the corneal reflex

November 2005 
Volume 35  Number 11
Pages 68 - 68
  PDF Version Available!


IF YOUR PATIENT has a suspected brain stem or hemispheric lesion, his corneal reflex can indicate problems with the trigeminal nerve (sensory or cranial nerve V) and facial nerve (motor or cranial nerve VII). Keep in mind, however, that this reflex may be diminished or absent in someone who normally wears contact lenses.

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