Pseudo-boutonniere Deformity
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Pseudo-boutonniere Deformity

ByNitesh Patel - Physiotherapist

What is a Pseudo-boutonniere deformity? Pseudo-boutonniere deformity, also known as “pseudo-boutonniere,” is a hand deformity that resembles the classic boutonniere deformity but has different underlying causes and mechanisms. The condition involves the abnormal positioning of the fingers, typically affecting the middle joint of the finger (proximal interphalangeal joint or PIP joint) and the distal interphalangeal…

Boutonniere Deformity
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Boutonniere Deformity

ByNitesh Patel - Physiotherapist

Definition of Boutonniere Deformity: It is a deformity of the fingers or toes in which the proximal interphalangeal joint is flexed and the distal interphalangeal joint is hyper-extended. It’s also called a central slip injury. A boutonnière deformity (BD) may develop either in the acute setting (secondary to trauma) or progressively (secondary to arthritis). Which…