Health LibraryDiseases & ConditionsTrigger Finger: Symptoms, Causes, and Treatment
Diseases & Conditions

Trigger Finger: Symptoms, Causes, and Treatment

When a finger locks in a bent position — causes and how it is treated.

Medically reviewed
Updated 2026

What causes it

Inflammation of the tendon sheath in the palm prevents smooth tendon gliding, causing the finger to catch or lock.

Treatment options

Rest, splinting, physiotherapy, corticosteroid injection or, in refractory cases, minor surgery.

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Educational content only

Milli's Health Library provides general educational information reviewed against peer-reviewed medical sources. It is not a diagnosis, prescription, or medical advice. Milli does not recommend medications. Always consult a licensed doctor before starting, stopping or changing any treatment.

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