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Trigger Finger (Digital Stenosing Tenosynovitis)

Jill N. Tirabassi, MD Reviewed 06/2019
 


BASICS

DESCRIPTION

A clicking, snapping, or locking of a finger/thumb with extension movement (after flexion) ± associated pain 

EPIDEMIOLOGY

Incidence

  • Adult population: 28/100,000/year

    • Rare in children

  • 4 t...

DIAGNOSIS

Diagnosis is based on clinical presentation. 

HISTORY

Clicking, catching, snapping, or locking of a digit while attempting to extend; with or without associated pain; usual progression is pain...

TREATMENT

GENERAL MEASURES

  • Activity modification can be helpful in early disease (2)[C].

  • Most recommend attempting steroid injection prior to surgery (2)[C].

  • Splinting may be more effective in preventing...

ONGOING CARE

FOLLOW-UP RECOMMENDATIONS

  • Follow-up is needed only if symptoms persist or if complications develop after surgery.

  • Splinting of the affected digit to minimize flexion/extension of the MCP jo...

REFERENCES

1
Akhtar S, Bradley MJ, Quinton DN, et al. Management and referral for trigger finger/thumb. BMJ.  2005;331(7507):30–33. [View Abstract on OvidMedline]
2
Giugale JM, Fowler JR. Trigger fi...

ADDITIONAL READING

  • Amirfeyz R, McNinch R, Watts A, et al. Evidence-based management of adult trigger digits. J Hand Surg Eur Vol.  2017;42(5):473–480. [View Abstract on OvidMedline]

  • Fleisch SB, Sp...

CODES

ICD10

  • M65.30 Trigger finger, unspecified finger

  • M65.319 Trigger thumb, unspecified thumb

  • M65.329 Trigger finger, unspecified index finger

  • M65.339 Trigger finger, unspecified middle finger

  • M65.322 Tri...

CLINICAL PEARLS

  • Trigger finger is caused by narrowing of the A1 flexor tendon pulley.

  • Diagnosis is based on clinical presentation.

  • Initial conservative treatment can include splinting or corticosteroid ...

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