迟发性运动异常是与抗精神病药物冶疗有关的一种明确的症候群。其最典型者,包括唇的吸吮运动、咂嘴运动,下颌侧向咀嚼运动及舌的运动——舌伸出口外或测伸于颊内。这些运动可单独发生,或作为口—舌—嚼肌三联症的联合运动而发生。此系刻板的不随意运动,有时可伴随躯干或肢体的舞蹈运动。这种症候群可在抗精神病药物治疗数周或数月后出现,但常见于治疗数年之后,尤常见于年长、女性及有脑损伤史的患者。当抗精神病药物应用于精神病临床实践之初,即有报导全身的及口腔局部的运动异常,视为该药的 Tardive dyskinesia is a definite syndrome associated with antipsychotic treatment. The most typical, including the lip sucking exercise, pus movement, jaw lateral chewing exercise and tongue movement - Tongue out of the mouth or measuring the extension measured in the buccal. These movements can occur alone or as a combined exercise of the mouth-tongue-masseter triad. This is a rigid rigid movement, sometimes accompanied by torso or limb dance movements. This syndrome can occur after an antipsychotic treatment for weeks or months but is common after years of treatment, especially in older, women and patients with a history of brain damage. When the antipsychotics used in psychiatric clinical practice at the beginning, there are reports of systemic and oral local motor abnormalities, as the drug’s