trochanteric bursitis of femur

例句：

1. 1.He was diagnosed with trochanteric bursitis of femur and required surgery.
   他被诊断出患有股骨转子间滑囊炎，需要手术治疗。
2. 2.The patient experienced severe pain in the affected area, prompting a visit to the hospital for treatment.
   患者感到患处剧烈疼痛，因此前往医院接受治疗。
3. 3. The doctor explained that this condition is often caused by overuse or trauma to the joint, leading toinflammation and swelling.
   医生解释说，这种状况通常是由于关节过度使用或受到创伤而引起的炎症和肿胀。