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

joint damage. This can lead to decreased finger mobility and difficulty performing tasks that require fine motor skills, such as buttoning a shirt or writing.
8. What Doctors Look For and How These Bumps Are Diagnosed
Diagnosing Heberden’s nodes typically involves a physical examination by a healthcare professional, who will assess the appearance and continue reading …