患者女,33岁。体检时发现上腹部肿物,入院前2天因弯腰拾物时突发左上腹针刺样疼痛就诊。体检:左上腹可触及一约8cm×9cm大小包块,质韧,表面光滑,可移动。B超示:胰尾、脾、左肾之间可见一大小约9.6cm×7.6cm的类圆形混合型回声,边界清晰,似有包膜,内部回声不均,胰尾受挤压上移; Female patient, 33 years old. Physical examination found that the upper abdominal mass, 2 days before admission because of bent over the pick up sudden left upper quadrant acupuncture pain. Physical examination: left upper abdomen can reach a size of about 8cm × 9cm mass, quality and tough, smooth surface, removable. B ultrasound shows: pancreatic tail, spleen, between the left kidney shows a size of about 9.6cm × 7.6cm round hybrid echo, the boundary is clear, it seems enveloped, the internal echo uneven, squeeze the tail upward ;