My grandma has these hard bumps forming on her finger joints near the nails. Why is this spreading?
Seeing hard bumps forming on finger joints—especially close to the nails—can feel alarming at first. Many people worry it could be something serious or unusual, especially when the bumps seem to grow or spread over time.
In reality, these bumps are quite common, especially as people get older. In most cases, they are linked to changes in the joints rather than infections or dangerous growths. While they can look concerning, understanding what they are and why they appear can bring a lot of reassurance.
Your hands go through constant use every day, and over time, wear and tear can affect the joints. These visible changes are often your body’s way of adapting to that stress.
What Are These Hard Bumps?
The bumps that appear near the nails are most commonly known as Heberden’s nodes.
These are hard, bony growths that develop on the finger joints closest to the fingertips . They are a well-known sign of osteoarthritis, a condition where the protective cartilage in the joints gradually wears down.
As the cartilage breaks down, the body responds by forming extra bone in the joint area. This extra bone creates the visible bump.
These nodes are:
Firm or hard to the touch
Located near the nail (end joint of the finger)
Often permanent once formed
Why Do They Appear?
- Osteoarthritis (The Main Cause)
The most common reason for these bumps is osteoarthritis.
This condition develops when the cartilage that cushions your joints slowly wears away. Without that smooth layer, bones begin to rub against each other. Over time, this leads to:
