tumors of the tendon sheath and rheumatoid nodules.
But because different conditions can look similar, avoid diagnosing a new lump yourself.
If it is growing, hard, unusually painful, red or hot, or causing numbness, weakness or problems moving your hand, getting it professionally evaluated is the safest approach.
Medical disclaimer: This article is for general educational purposes only and is not intended to diagnose or treat any medical condition.
