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Unusual case of locked trigger thumb due to tophaceous infiltration of the flexor tendon over the wrist: a lesson learned
  1. Keith Hay-Man Wan and
  2. Michael Siu-Hei Tse
  1. Orthopaedics and Traumatology, Kwong Wah Hospital, Hong Kong
  1. Correspondence to Dr Keith Hay-Man Wan; drkeithwan{at}


We report a rare case in which intratendinous gouty tophi were found within the flexor pollicis longus tendon at the wrist, causing locked thumb, which was misdiagnosed as trigger thumb.

  • orthopaedics
  • medical education
  • medical management

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  • Contributors KW is the corresponding author of the manuscript. He was the attending surgeon of the case. He took major part in the preparation of this manuscript. MT is the co-author of this manuscript. He was the supervising surgeon of the case. He took part in the planning and supervisory work of this manuscript, as well as providing surgical support.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Patient consent for publication Obtained.

  • Provenance and peer review Not commissioned; externally peer reviewed.

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