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2264 pages added, reviewed or updated during the last month (last updated: 21/4/2021)

2264 pages added, reviewed or updated during the last month (last updated: 21/4/2021)


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cranial nerve IV palsy

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Palsy of the trochlear nerve leads to paralysis of the superior oblique muscle.

The patient may have diplopia that is maximal when the eye looks downwards and inwards.

An isolated fourth nerve palsy is unusual. It may occasionally occur with lesions of the cerebral peduncle.

Last reviewed 01/2018

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