Osteoarthritis progresses further with obliteration of the joint space. The appearance of subchondral cysts (cysts in the bone underneath the cartilage) indicates the erosive phase of disease progression in osteoarthritis.
Keratosis pilaris is a common and harmless condition where the skin becomes rough and bumpy, as if covered in permanent goose pimples.
Keratosis pilaris is a hereditary condition that is aggravated by environmental factors such as cold weather, dry skin and stress. It is characterized by red bumps and a raised texture like that of chicken skin. It may pop up anywhere on the body, but is usually found on the thighs, cheeks, upper arms and back.