(HealthDay News) -- Trigger finger occurs when an irritated tendon prevents you from fully extending the finger, causing it to stay in a bent position.
Here are common symptoms, courtesy of the American Academy of Orthopaedic Surgeons:
A tender lump in the palm of your hand.
Swelling of the finger.
A sensation of popping or catching in a finger joint.
Painful bending or straightening of a finger.
Stiffness of the finger after a long period of rest.