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8 Cards in this Set
- Front
- Back
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What is Parinaud's syndrome? |
Syndrome is when you have trouble with vertical gaze. caused by lesion of upper brainstem. may see lid retraction ptosis, and convergence-retraction nystagmus |
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What is INO? Symptoms? |
internuclear opthalmoplegia. You see symptoms of ipsilateral adduction weakness. See contralateral abducting nystagmus |
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Frontal gaze palsy |
looking left voluntarily is affected. Pursuit movements to the left unaffected. VOR to the left is okay (moving patient's head to the right while fixated on left) |
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Progressive Supranuclear Palsy. aka. Steele-Richardson-Olszewksi syndrome. |
patient in video cannot move eyes voluntarily, trouble with horizontal and vertical gazes. |
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Midbrain Pre-tectal Syndrome (Parinaud's syndrome) |
in younger patients, see progressive headache, eyes are lined up and no double vision. eyes rythmically converging but retracting in the orbit. Can be caused by upper midbrain tumour. |
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Internuclear opthalmoplegia INO |
affected eye will not be able to adduct, but good eye will have nystagmus and have failure of adduction |
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Nerve III palsy |
can be caused by internal carotid artery problems, aneurysms. Classic presentation is medial rectus weakness. everything with 3rd nerve is wrong |
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Nerve 6 palsy |
lateral rectus problems. |
