pigmented villonodular synovitis

例句：

1. 1.The patient had a pigmented villonodular synovitis that required surgery to remove the affected tissue.
   患者患有色素沉着的滑膜软骨炎，需要进行手术以移除受影响的组织。
2. 2. Pigmented villonodular synovitis is a rare condition that can cause pain and swelling in the joints.
   色素沉着的滑膜软骨炎是一种罕见的病症，可能导致关节疼痛和肿胀。
3. 3.Treatment for pigmented villonodular synovitis may involve medication, physical therapy, or surgery depending on the severity of the condition.
   治疗色素沉着的滑膜软骨炎可能涉及药物治疗、物理疗法或手术，具体取决于病情的严重程度。