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trigger finger

noun
- 1. the forefinger of the right hand, as that with which the trigger of a gun is typically pulled.
- 2. a defect in a tendon causing a finger to jerk or snap straight when the hand is extended.
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Trigger finger
Trigger finger is a condition in which one of your fingers gets stuck in a bent position. Your finger may bend or straighten with a snap — like a trigger being pulled and released. mayoclinic.org
Symptoms
Signs and symptoms of trigger finger may progress from mild to severe and include:
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  Finger stiffness, particularly in the morning
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  A popping or clicking sensation as you move your finger
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  Tenderness or a bump (nodule) in the palm at the base of the affected finger
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  Finger catching or locking in a bent position, which suddenly pops straight
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  Finger locked in a bent position, which you are... more
Causes
Tendons are fibrous cords that attach muscle to bone. Each tendon is surrounded by a protective sheath. Trigger finger occurs when the affected finger's tendon sheath becomes irritated and inflamed....
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  Repeated gripping
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  Certain health problems
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  Your sex
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  Carpal tunnel syndrome surgery
- See more
Treatment
Conservative noninvasive treatments may include:
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  Rest
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  A splint
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  Stretching exercises
- See more
Not medical advice. Consult a doctor for medical advice.
© Mayo Clinic
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