reticulum cell sarcoma of liver

例句：

1. 1. The patient had a reticulum cell sarcoma of the liver, which required aggressive treatment.
   这名患者的肝脏出现了一个网状细胞肉瘤，需要积极治疗。
2. 2. The diagnosis of this rare disease is often delayed due to its non-specific symptoms.
   由于这种罕见疾病的非特异性症状，诊断往往被延迟。
3. 3. The patient's condition worsened after surgery, prompting further investigation into the underlying cause.
   手术后，患者的病情恶化，进一步调查了其潜在原因。