[Abnormal movements and internal medicine pathologies].

Hyperkinesias can be revelaed by an internal medicine pathology. An acute chorea can be found in association with non ketotic hypergycemia, lupus, antiphospholipid syndrome, endocrinopathies, pregnancy or oral contraceptive initiation, or psychostimulant medication. Acute dystonic syndromes are found in association with the initiation of an old generation neuroleptic, metoclopramide, oral contraceptive and pregnancy. It should be differentiated from hyper- or hypo-calcémie tetany. Tremors are found in association with many drugs and hormones. Akathisisc syndromes, classically found in association with chronic neuroleptic use, include restless legs, found in association with iron deficiency anemia, pregnancy, many drugs and polyneuropathies, as well as in the withdrawal syndrome of benzodiazepines and opiates.