Isolated thumb interphalangeal flexor weakness after total hip arthroplasty

Patrick Weinrauch 1,2,3,Andrew Cook 1, Steven Cook 3

  1. Brisbane Hip Clinic, Queenland, Australia
  2. School of Medicine, Griffith University, Queensland, Australia
  3. St Andrews War Memorial Hospital, Queensland, Australia

Copyright © 2015 P. Weinrauch. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

PDF: Isolated thumb interphalangeal flexor weakness after total hip arthroplasty.


We describe the unique presentation of partial anterior inter-osseous nerve palsy with isolated thumb flexor pollicis longus weakness after total hip arthroplasty.  We recommend particular attention be paid to the intra-operative positioning of the hand and forearm in order to prevent this rare complication.