Cui, female, 32 years old. The patient was previously healthy but has suffered from neurasthenia for the past 3 years. In recent days, she felt irritable and depressed, and without using any other medication, she used a folk remedy of approximately 50g of muskmelon base, decocted with water to half a bowl, which she took around 7:00 AM on August 5, 1973. About ten minutes after taking the medication, she began vomiting, initially expelling mucus, water, and food, followed by green water and bloody water. The vomiting was frequent, with a total volume of about 1000ml. She came for a consultation around 1:00 PM the same day and was immediately hospitalized for treatment.

Admission examination: body temperature 37°C, pulse not palpable, blood pressure unmeasurable. Development and nutrition were moderate, consciousness was clear, complexion pale, profuse sweating, slightly dysphoric, lips grade I cyanosis, pupils equal and round, light reflex present, neck soft, heart borders not enlarged, heart sounds weak, heart rate 130 beats/min, rhythm regular, no murmurs heard, normal breath sounds in both lungs, abdomen flat and soft, tenderness in the stomach area, liver and spleen not palpable, extremities cold, no abnormalities in the nervous system.

Laboratory tests: alanine aminotransferase 356 units. Electrocardiogram: ST segment: significant depression in II, III, aVF, V1, V3, and V5, T wave inversion; ST segment elevation in aVR. After admission: despite multiple resuscitation efforts, she died at 00:10 on August 6.