例1:患者,男,60岁,住院号:7712.5年前,因右上腹阵发性绞痛发作,B超诊断为“胆囊炎、胆石症”.后疼痛经常发作,呈阵发性绞痛,向右肩部放射,有时伴有恶心、呕吐,只在门诊口服消炎利胆药物,5个月前,开始出现上腹胀痛,恶心、嗳气、食欲减退,大便不成形,偶有黑便.直至上腹部出现持续性剧痛,嗳气,呃逆加剧,厌食,纳差,明显消瘦,体重下降,用消炎利胆药物治疗无效后,才住院接受进一步检查.入院查体:营养差,消瘦,呈 Example 1: Patient, male, 60 years old, hospital number: 7712.5 years ago, due to paroxysmal cramps in the right upper quadrant, B-diagnosis was “cholecystitis, cholelithiasis”. Pain often occurs with paroxysmal colic , radiation to the right shoulder, sometimes accompanied by nausea, vomiting, only oral anti-inflammatory gallbladder drugs in the clinic, 5 months ago, began to appear abdominal pain, nausea, belching, loss of appetite, loose stools, occasionally black stool Until the upper abdomen appeared continuous severe pain, belching, aggravation of hiccups, anorexia, anorexia, marked weight loss, weight loss, after treatment with anti-inflammatory and gallbladder drugs failed, was hospitalized for further examination. Admission examination: poor nutrition, weight loss, Presented