Clinical Image of Boutonniere and Swan Neck DeformityJournal: International Journal of Science and Research (IJSR) (Vol.10, No. 5)
Publication Date: 2021-05-05
Authors : P. Veena;
Page : 1158-1158
Keywords : Juvenile rheumatoid arthritis; Distal interphalangeal joint; DIP;
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.
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Last modified: 2021-06-26 18:57:34