Last Updated
：2025/11/30
boutonniere deformity
Noun
Japanese Meaning
指または足の指において、最初の関節（掌に近い方の関節）が恒常的に掌側に曲がり、最後の関節（遠位の関節）が反対方向に曲がる変形状態。
（ plural ）
Quizzes for review
A deformed position of the fingers or toes, in which the joint nearest the knuckle is permanently bent toward the palm while the farthest joint is bent away from it.
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boutonniere deformity
After the fall, the pianist developed a boutonniere deformity that made it difficult to straighten the middle joint of his finger.
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After the fall, the pianist developed a boutonniere deformity that made it difficult to straighten the middle joint of his finger.
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