Maybe: Obvious question is did you injure it? If so probably just jammed, and depending on the severity of injury, could be broken. if no injury mechanism then it could be from arthritis causing swelling or decreased blood flow which obviously sounds dangerous, but there benign causes of this. The only way to know is to have it examined by a physician.
Answered 4/4/2018
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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