You have classical features of "trigger finger". You may need a cortisone injection in the tendon sheath and this may completely resolve the problem. Occasionally patients may go on to require surgery.
This does not mean the beginning of any form of arthritis.
You should see a rheumatologist or an orthopaedic surgeon.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
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