Knuckle pads are noncancerous growths on the joints of your toes and fingers. They are also known as knuckle pads Dupuytren's disease . What causes knuckle pads? Knuckle pads are fibromatosis, a type of condition resulting in the formation of noncancerous tumors beneath your skin. Some fibromatoses run in families, while others are caused without a family history. You may be likely to develop knuckle pads Dupuytren's disease if you have: Dupuytren's contracture. Ledderhose disease causes growths below your feet. Peyronie's disease. What are the symptoms of knuckle pads? If you have knuckle pads, you may see a few bumps on the knuckles of your toes or fingers. These bumps are usually: Painless Skin-colored Solid and firm Are knuckle pads contagious? Knuckle pads Dupuytren's disease is not a contagious illness. You cannot "get" knuckle pads from another person, but this condition runs in families. Are knuckle pads dangerous?...