AIIMS PG Entrance May 2015 – MCQ 19 – Jersey Finger

Jersey finger is seen in rupture of?
A. Flexor digitorum profundus
B. Flexor digitorum superficialis
C. Extensor digiti minimi
D. Extensor indicis

Correct answer : A. Flexor digitorum profundus

DP = Distal phalanx, MP = Middle phalanx, PP = Proximal phalanx. The lines represent the tendons of Flexor digitorum profundus.

Jersey finger is seen in injury to a Flexor Digitorum Profundus (FDP) tendon at the point where it is attached to the distal phalanx.

If you find any  errors in the recall of the question or in the answer, please leave a comment below.

Image credits: Author: B.T. Miller. Licensed under the Creative Commons Attribution 3.0 License. http://en.wikipedia.org/wiki/File:Fingers1.jpg