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Trigger finger

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Introduction
Trigger finger, also known as stenosing tenosynovitis or stenosing tenovaginosis, is a condition that affects the tendons in the hand.
Symptoms of trigger finger
Trigger finger usually affects your thumb, ring finger or little finger. More than one finger can be affected and the condition may develop in both hands.
Causes of trigger finger
Trigger finger is usually caused by swelling of one of the tendons that run along your fingers and thumbs.
Treating trigger finger
The treatment for trigger finger depends on the severity of your symptoms and how long you have had them.
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