【病例】女，6岁。因急性阑尾炎入院。体重25kg。X线胸透：心肺正常。血白细胞12．3×109／L；尿常规正常。人院当日在硬膜外麻醉下行阑尾切除术，术后静脉滴注青霉素、甲硝哩及β-七叶皂甙钠15mg／日（正常剂量为5mg／日）。术后第3天病儿开始精神不振，眼睑轻度肿胀，但未引 [Case] ​​Female, 6 years old. Admission for acute appendicitis. Weight 25kg. X-ray chest: normal heart and lungs. Blood leukocytes 12.3 × 109 / L; normal urine. On the day of hospitalization, appendectomy was performed under epidural anesthesia. Intravenous injection of penicillin, metronidazole and β-aescinate sodium 15 mg / day (normal dose of 5 mg / day) after the operation was performed. On the third day after surgery, the sick child started to suffer from sluggishness and mild eyelid swelling but did not lead