iliac lymph sac

例句：

1. 1.The surgeon removed the iliac lymphsac to relieve pressure on the nerve.
   外科医生切除了髂淋巴管以缓解对神经的压力。
2. 2. During surgery, theiliac lymph sac was carefullydissected to avoid damaging the surroundingtissue.
   在手术过程中，仔细分离髂淋巴管以避免损伤周围组织。
3. 3. The patient's condition improved significantly after theiliac lymph sac was drainedof fluid.
   患者经过引流髂淋巴管后，症状明显改善。