left colic lymph nodes

例句：

1. 1. The doctor performed abiopsy on the left coliclymph nodes to investigate the cause of thepatient's symptoms.
   医生对左结肠淋巴结进行了活检，以调查病人症状的原因。
2. 2. The patient had undergone surgery toremove the left colic lymph nodes,which were causing his pain.
   患者接受了手术，以移除引起他疼痛的左结肠淋巴结。
3. 3. The pathologist identified the presenceof abnormal cells in the left coliclymph nodes, indicating a potential cancer risk.
   病理学家在左结肠淋巴结中发现了异常细胞，表明可能存在癌症风险。