middle colic lymph node

例句：

1. 1. The pathologist performed a biopsy on the middle colic lymph node to determine its cause.
   病理学家对中间型结肠淋巴结进行了活检，以确定其原因。
2. 2. The patient's condition worsened after receiving treatment for the middle colic lymph node infection.
   患者在接受治疗以解决中间型结肠淋巴结感染后病情恶化。
3. 3. The doctor ordered an ultrasound scan of the middle colic lymph node to rule out any other potential issues.
   医生要求进行中间型结肠淋巴结的超声波扫描，以排除其他潜在问题。