decerebrate posture

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decerebrate posture

Extensor posturing Neurology A clinical state characterized by hyperextension of extremities, pronation of arms and hyperflexion of hands; DP in humans implies tentorial herniation, often associated with paralysis of the contralateral 3rd cranial nerve. Cf Decorticate posture.

decerebrate posture

A rigid posture of stiff, extended arms, pronated forearms, and exaggerated deep tendon reflexes. It is a posture of a patient who has lost cerebral control of spinal reflexes, usually as a result of an intracranial catastrophe.
See also: posture
References in periodicals archive ?
Those with tonic muscle overactivity producing sustained abnormal posturing were found to be most at risk of adaptive shortening.
The abnormal posturing can last from 1 to 3 minutes, during which time the child may become very quiet.
In the majority of infants, regurgitation is uncomplicated and self-limited, resolving spontaneously by 6 to 12 months of age,[5,6] with 21% of 6- to 7-month-old infants and 5% of 10- to 12- month old infants experiencing regurgitant reflux.[6] In less than 3% of infants, reflux is severe enough to result in clinically significant GERD.[5] GERD is suggested by persistent irritability, sleep disturbance, abnormal posturing, hematemesis, excessive crying, respiratory symptoms, and failure to thrive.[7]

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