患者男性，48岁。10天前劳动时因腹部隐痛而发现右下腹有一包块，时有腹部胀痛，影响进食，病后4天未解大便，之后解酱色粘液稀便，每日5～6次，量不多。门诊B超提示肠套叠可能性大。大便呈酱色，镜下红细胞（＋），白细胞（＋＋＋）。入院检查：慢性消瘦状，浅表淋巴结未及肿 The patient is male, 48 years old. 10 days ago, I found a mass in the right lower abdomen due to abdominal pain. When I had abdominal pain, it affected my eating. I didn’t resolve the stool 4 days after my illness. After that, I had loose mucous solution, 5 to 6 times a day, not much. . Outpatient B-detectors are highly likely to have intussusception. The stools were in sauce color, with red blood cells (+) and white blood cells (+++). Admission examination: chronic wasting, superficial lymph node enlargement