Some patients behave obstacle of spirit of appearance of the disease that it is hysteria, the happy to dance when fit, cry laugh fugacious, catch hair beat a bosom, call out is clamorous.

• 有的患者表现为癔症样精神障碍，发作时手舞足蹈，哭笑无常，抓发捶胸，呼喊吵闹。