手指畸形(Finger deformities)多数与遗传有关。上肢桡侧和下肢胫侧的多指（趾）、并指（趾）以及短指畸形常与基因异常有关。
她患有双重失禁，就在20年前当她双手的手指弯曲到一种完全失去功能时，患上了天鹅脖畸形脖。
She is doubly incontinent and the swan neck deformity which began 20 years ago in all fingers of both hands has now twisted them to a state of utter uselessness.
维生素缺乏会导致手指甲、脚趾甲薄弱畸形，头发大量脱落。
This shortage can cause weak, deformed fingernails and toenails and hair that falls out in clumps.
他的右手手指肿胀，畸形弯曲，完全被折断了。
His fingers on his right hand were swollen, crooked, and badly broken.
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