患者女,30岁.农民。因反复阵发性呃逆半年,加重二月余就诊。病者半年前无任何诱因出现呃逆,每次约2～5分钟,自行停止。2个月后渐加重。表现为突然上腹部不适,随即呃逆,手呈阵挛性抽搐,约10分钟停止。近2个月来,呃逆更加频繁,每日可达数次,每次10～20分钟。发作时呼吸困难,呼气延长,吸气缩短,两眼上翻,口吐白沫,面红耳赤,手阵挛 Female patient, 30 years old. Due to repeated intermittent hiccups six months, more than February treatment. Six months ago, no incentive for the occurrence of hiccups, each about 2 to 5 minutes to stop on their own. Gradually heavier after 2 months. The performance of sudden upper abdominal discomfort, then hiccup, hand was clonic convulsions, about 10 minutes to stop. Hiccups have been more frequent in the past two months, reaching up to 10 to 20 minutes daily. Breathing difficulties at the time of attack, prolonged exhalation, shortening of inspiratory tract, both upturned, foaming at mouth, reddened, hand-clonus