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Clinical Image of Boutonniere and Swan Neck Deformity

Journal: International Journal of Science and Research (IJSR) (Vol.10, No. 5)

Publication Date:

Authors : ;

Page : 1158-1158

Keywords : Juvenile rheumatoid arthritis; Distal interphalangeal joint; DIP;

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Boutonniere deformity -Fixed deformity of the finger consisting of flexion of the PIP joint and extension of the DIP joint. A result of rheumatoid destruction of the extensor tendon mechanism at the PIP joint and also secondary to trauma without arthritis. Can be moderate to severe and indicates that a separate classification system exists. Swan-neck deformity consists of hyperextension of the proximal interphalangeal (PIP) joint, flexion of the distal interphalangeal (DIP) joint, and sometimes flexion of the metacarpophalangeal (MCP) joint.

Last modified: 2021-06-26 18:57:34