患者　男 ,70岁。因转移性右下腹疼痛 2ｄ入院。急性痛苦面容。下腹稍隆起 ,轻度肌抵抗 ,右下腹有明显压痛 ,反跳痛可疑 ,未扪及明显包块及条索状物 ,肠鸣音弱 ,偶可闻气过水音。腹部Ｂ超未发现异常。白细胞 12 3× 10 9 Ｌ ,中性 0 82。腹透 :右下腹肠管积气 ,未见液平。入 Male patient, 70 years old. 2d admission due to metastatic right lower abdominal pain. Acute pain face. Slightly elevated lower abdomen, mild muscle resistance, significant tenderness in the right lower abdomen, rebound tenderness suspicious, no palpable mass and obvious mass and bowel sounds, weak bowel sounds, can even smell of water over water. There was no abnormality in the abdominal ultrasound. Leukocytes 12 3×10 9 L, neutral 0 82. Peritoneal dialysis : Right lower abdomen and intestinal gas product, no liquid level. Into