proximal phalangeal joints

例句：

1. 1. The patient's proximal phalangeal joint was painful and stiff.
   病人的近端指骨关节疼痛且僵硬。
2. 2.The doctor performed an arthroscopic examination of the patient's proximal phalangeal joint.
   医生对病人的近端指骨关节进行了关节镜检查。
3. 3. The injury to the patient's proximal phalangeal joint required immediate medical attention.
   患者近端指骨关节的受伤需要立即医疗关注。