tumor of knee

例句：

1. 1. He was diagnosed with aknee tumor and underwent surgery.
   他被诊断出患有膝盖肿瘤，并接受了手术。
2. 2. Thepatient's condition worsened after thesurgery, prompting further investigation into thecause of the knee tumor.
   手术后，患者的病情恶化，进一步调查了膝盖肿瘤的原因。
3. 3. The doctor recommended regular check-upsfor patients with knee tumors to monitortheir progress and prevent recurrence.
   医生建议患有膝盖肿瘤的患者定期进行体检，以监测病情进展并预防复发。