The anatomy of the extensor tendon insertion in the arthritic distal interphalangeal joint: a cadaveric study

• Published in: The Journal of hand surgery, European volume Vol. 49; no. 2; p. 272
• Main Authors: Houghton, Eleanor Ruth, Moulton, Lawrence Stephen, Keogh, Angus
• Format: Journal Article
• Language: English
• Published: England 01.02.2024
• Subjects: Cadaver; Finger Joint - surgery; Finger Phalanges; Humans; Osteophyte - surgery; Tendons - anatomy & histology; Tendons - surgery; osteophyte; myxoid cyst; arthritis; osteoarthritis; extensor tendon; Distal interphalangeal joint

Dissection of arthritic cadaveric digits revealed an expanded extensor tendon footprint involving the dorsal osteophyte on the terminal phalanx. Osteophyte attachments can be safely released up to the width of a number 15 scalpel blade without risking the integrity of the extensor tendon.