chorea

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chorea

 [ko-re´ah]
the ceaseless occurrence of rapid, jerky involuntary movements. adj., adj chore´ic.
acute chorea Sydenham's chorea.
chronic chorea Huntington's chorea.
chorea gravida´rum sydenham's chorea in early pregnancy, with or without a previous history of rheumatic fever.
hereditary chorea (Huntington's chorea) see huntington's chorea.
Sydenham's chorea see sydenham's chorea.

cho·re·a

(kōr-ē'ă),
Irregular, spasmodic, involuntary movements of the limbs or facial muscles, often accompanied by hypotonia. The location of the responsible cerebral lesion is not known.
[L. fr. G. choreia, a choral dance, fr. choros, a dance]

chorea

/cho·rea/ (ko-re´ah) [L.] the ceaseless occurrence of rapid, jerky, dyskinetic, involuntary movements.chore´ic
acute chorea  Sydenham's c.
chronic chorea , chronic progressive hereditary chorea Huntington's c.
hereditary chorea , Huntington's chorea a hereditary disease marked by chronic progressive chorea and mental deterioration to dementia.
Sydenham's chorea  a self-limited disorder, occurring between the ages of 5 and 15, or during pregnancy, linked with rheumatic fever, and marked by involuntary movements that gradually become severe, affecting all motor activities.

chorea

(kô-rē′ə, kō-, kə-)
n.
Any of various disorders of the nervous system marked by involuntary, jerky movements, especially of the arms, legs, and face, and by incoordination.

cho·re′ic (-ĭk) adj.

chorea

[kôrē′ə]
Etymology: Gk, choreia, dance
a condition characterized by involuntary purposeless, rapid motions, as flexing and extending of the fingers, raising and lowering of the shoulders, or grimacing. The movements often appear to be well coordinated. In some forms the person is also irritable, emotionally unstable, physically weak, restless, and fretful. See also chorea gravidarum, Huntington's disease, Sydenham's chorea. choreic [kôrā′ik] , adj.

chorea

Neurology A condition characterized by involuntary but seemingly well-coordinated, rapid, complex, spastic movements. See Sydenham's chorea.

cho·re·a

(kōr-ē'ă)
Irregular, spasmodic, involuntary movements of the limbs or facial muscles, often accompanied by hypotonia. The location of the responsible cerebral lesion is unknown.
See also: Huntington chorea, Sydenhamchorea
[L. fr. G. choreia, a choral dance, fr. choros, a dance]

chorea

An involuntary, purposeless jerky movement, repeatedly affecting especially the face, shoulders and hips and caused by disease of the basal ganglia of the brain. Popularly called St. Vitus' dance. See HUNTINGTON'S CHOREA.

Chorea

A term that is used to refer to rapid, jerky, involuntary movements of the limbs or face that characterize several different disorders of the nervous system, including chorea of pregnancy and Huntington's chorea as well as Sydenham's chorea.

chorea

irregular, spasmodic, involuntary movements of limbs or facial muscles
  • Huntington's chorea; Huntington's disease see disease, Huntington's

    Sydenham's chorea; St Vitus' dance acute neurological disorder of young people triggered by group A haemolytic streptococcus infection, causing formation of autoantibodies directed against the basal ganglia; characterized by involuntary, irregular, jerky movements (of facial, neck and limb muscles) which are increased by effort and disappear during sleep

chorea (St. Vitus' dance) (kôrē´ə),

n a disorder of the central nervous system resulting in purposeless, involuntary athetoid (writhing) movements of the muscles of the face and extremities. It may be associated with or follow rheumatic fever (Sydenham's chorea), hysteria, senility, or infections, or it may be a hereditary disorder (Huntington's chorea).

chorea

in humans the ceaseless occurrence of rapid, jerky involuntary movements, but the term is usually applied to the myoclonus seen in dogs associated with infection by distemper virus.