OPHTHALMOLOGY
EYE MUSCLE PALSY
PromptCN III muscles and palsy findings
ResponseMedial rectus, superior/inferior rectus
Palsy = Down and out (+dilated)
Diplopia when looking towards contralateral side (ie: look away from gammy eye)
Palsy = Down and out (+dilated)
Diplopia when looking towards contralateral side (ie: look away from gammy eye)
PromptCN IV Muscles and Palsy findings
ResponseLooks up and out
Innervates Superior Oblique (Pulls eye down and in)
Palsy = looks up and in looking away from effected side (ie looks up and in towards nose on bad eye) - Associated diplopia
Innervates Superior Oblique (Pulls eye down and in)
Palsy = looks up and in looking away from effected side (ie looks up and in towards nose on bad eye) - Associated diplopia
PromptCN VI Muscles and palsy findings
ResponseInnervates Lateral rectus (lateral gaze)
Can’t look past midline, diplopia on lateral gaze toward side of bad eye.
Ie: Bad eye can’t look at the nose
Can’t look past midline, diplopia on lateral gaze toward side of bad eye.
Ie: Bad eye can’t look at the nose
PromptHORNERS SYNDROME
Response
PromptCauses
ResponseSympathetic trunk injury from:
Tumour
CVA
Disection
Trauma
Herpes Zoster
Tumour
CVA
Disection
Trauma
Herpes Zoster
PromptSymptoms
ResponseIpsilateral Ptosis, myosis, anhydrosis.