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Risk factors for return with a second trigger digit.

S Ferree1, V Neuhaus1, S J E Becker1

  • 1Orthopaedic Hand and Upper Extremity Service, Massachusetts General Hospital, Boston, MA, USA.

The Journal of Hand Surgery, European Volume
|November 29, 2012
PubMed
Summary
This summary is machine-generated.

Approximately 22% of patients with trigger digits develop a second one. Those with carpal tunnel syndrome or type 1 diabetes have double the risk of developing a second trigger digit.

Keywords:
Trigger digitreturnrisk factorssecond

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Area of Science:

  • Orthopedics
  • Hand Surgery
  • Diabetology

Background:

  • Idiopathic trigger digit is a common condition affecting the hand.
  • Recurrence or development of a second trigger digit in the contralateral or ipsilateral hand is a known complication.

Purpose of the Study:

  • To identify predictors for the development of a second idiopathic trigger digit.
  • To inform patients about the likelihood and risk factors associated with developing a second trigger digit.

Main Methods:

  • Retrospective analysis of 2234 patients diagnosed with Quinnell grade 2 or greater trigger digit.
  • Assessment of patient records for the development of a second trigger digit.
  • Statistical analysis to determine predictors including comorbidities and follow-up duration.

Main Results:

  • 22% (490/2234) of patients developed a second trigger digit.
  • Carpal tunnel syndrome, Type 1 diabetes mellitus, and longer follow-up duration were significant predictors.
  • Patients with carpal tunnel syndrome or Type 1 diabetes had approximately double the risk.

Conclusions:

  • About one in five patients with an idiopathic trigger digit will develop a second one.
  • Carpal tunnel syndrome and Type 1 diabetes mellitus are key risk factors for developing a second trigger digit.
  • Informing patients about these risks can aid in management and monitoring.