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Paralysis of one side of the body. [hemi- + G. plege, a stroke]

- alternating h. h. on one side with contralateral cranial nerve palsies. SYN: crossed h., crossed paralysis.

- contralateral h. paralysis occurring on the side opposite to the causal central lesion.

- crossed h. SYN: alternating h..

- double h. SYN: diplegia.

- facial h. paralysis of one side of the face, the muscles of the extremities being unaffected.

- infantile h. acute hemiparesis that occurs in infancy and is usually caused by a vascular accident such as cerebral infarction or thrombosis; frequently associated with seizures.

- spastic h. a h. with increased tone in the antigravity muscles of the affected side.

hemi·ple·gia .hem-i-'plē-j(ē-)ə n total or partial paralysis of one side of the body that results from disease of or injury to the motor centers of the brain

paralysis of one side of the body. It is caused by disease affecting the opposite (contralateral) hemisphere of the brain.