The various sites where 3rd cranial nerve can be damaged

When a patient develops a third nerve palsy, the localization can be in

  1. the oculomotor nerve nuclear complex in the midbrain,
  2. the fasciculus in the brainstem,
  3. the subarachnoid space,
  4. the cavernous sinus,
  5. the superior orbital fissure or
  6. inside the orbital cavity.

When a patient develops a third nerve palsy, the localization can be in

  1. the oculomotor nerve nuclear complex in the midbrain,
  2. the fasciculus in the brainstem,
  3. the subarachnoid space,
  4. the cavernous sinus,
  5. the superior orbital fissure or
  6. inside the orbital cavity.