A finger that "locks" can be a telltale sign of another condition: Diabetes. Researchers suspected that this trigger finger, often in the ring finger or thumb, might indicate diabetes after frequently ...

A condition that keeps people from straightening out their fingers has been connected to diabetes. “Trigger finger,” as it’s called, is when one or more fingers — often a thumb or ring finger — get ...

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High A1c levels are associated with the development of "trigger finger" in people with type 1 and type 2 diabetes, researchers find. Trigger finger, officially called stenosing flexor tenosynovitis, ...