My grandma has these hard bumps forming on her finger joints near the nails. Why is this spreading?

form around the distal interphalangeal (DIP) joints, which are the joints closest to the fingernails.

They are commonly associated with osteoarthritis. As the joint changes over time, the body may develop extra bone around its edges, creating firm, noticeable bumps.

These nodes can appear on one or several fingers. They are more common with increasing age and occur more frequently in women, particularly after menopause.

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