患者男性,23岁,食一个重约500克菠萝后,全身皮肤出现散在性红疹、瘙痒、腹痛、恶心呕吐,吐二次均为胃内容物,解稀便一次,无脓血便及里急后重感,头晕痛,全身无力,跌倒,即送我院急诊。平素身体健康,既往有过敏史。查体:T38.2℃、P90次/分,R25次/分,BP8.0/5.3KPa,神志不清,面色苍白,口唇发绀,全身出冷汗,双瞳孔约0.20cm,光反射迟钝。心率90次/分、心音有力、律齐、各瓣膜区未闻及病理性杂音,双肺(-)。腹平软,无明显压痛,未扪及肿块、肝脾未 Male, 23 years old, eat a weight of about 500 grams of pineapple, systemic skin rash, pruritus, abdominal pain, nausea and vomiting, spit two are stomach contents, solution dilute it once, no abscesses and tenesmus heavy sense , Dizzy, general weakness, fall, that is sent to our hospital emergency room. Normal health, past history of allergies. Examination: T38.2 ℃, P90 beats / min, R25 beats / min, BP8.0 / 5.3KPa, unconscious, pale, lips cyanosis, body sweat, double pupil about 0.20cm, light reflex slow. Heart rate 90 beats / min, strong heart sound, law Qi, the valve area was not known and pathological murmur, lung (-). Abdomen soft, no significant tenderness, no palpable mass, liver and spleen not