deformed joints

例句：

1. 1.The patient's arm was severely deformed due to a car accident.
   由于一场车祸，患者的手臂严重变形。
2. 2.The doctor advised the patient to undergo surgery to correct the deformed joint.
   医生建议患者接受手术来纠正畸形关节。
3. 3.The child's leg was deformed due to a birth defect.
   孩子的腿因为出生缺陷而变形。