[Medicolegal aspects of tardive dyskinesia in the United States].

Tardive dyskinesia is by definition a neurological complication resulting from neuroleptic treatment. The exact role of neuroleptic drugs in the etiopathogenicity of this syndrome is discussed. The manifestation of dyskinesia in a patient who is under neuroleptics may involve the responsibility of a physician. The evolution of jurisprudence in the United States is analysed.