Fourth nerve palsy: Difference between revisions
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==Overview== | ==Overview== | ||
'''Fourth nerve palsy''' is a condition caused by weakness or paralysis of the [[superior oblique muscle]]. When present at birth, it is known as [[congenital fourth nerve palsy]]. | '''Fourth nerve palsy''' is a condition caused by weakness or paralysis of the [[superior oblique muscle]]. When present at birth, it is known as [[congenital fourth nerve palsy]]. | ||
==Causes== | |||
*Trauma: Superior oblique palsy is a common complication of closed [[head trauma]]. | |||
*Brown syndrome: Restriction of superior oblique movement is found in Brown syndrome, leading to difficulty elevating the eye in the adducted position. | |||
[[Superior oblique myokymia]] is an uncommon neurological condition caused by vascular compression of the [[trochlear nerve]] resulting in repeated, brief, involuntary episodes of movement of the eye. | |||
==See also== | ==See also== | ||
Revision as of 23:02, 14 July 2012
Template:DiseaseDisorder infobox
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
Fourth nerve palsy is a condition caused by weakness or paralysis of the superior oblique muscle. When present at birth, it is known as congenital fourth nerve palsy.
Causes
- Trauma: Superior oblique palsy is a common complication of closed head trauma.
- Brown syndrome: Restriction of superior oblique movement is found in Brown syndrome, leading to difficulty elevating the eye in the adducted position.
Superior oblique myokymia is an uncommon neurological condition caused by vascular compression of the trochlear nerve resulting in repeated, brief, involuntary episodes of movement of the eye.