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 (commonly called KP) appears as chicken skin bumps on the skin. These bumps usually appear on the upper arms and thighs. They also can appear on the cheeks, back, and buttocks. Keratosis pilaris, while unattractive, is harmless. What Are the Symptoms of Keratosis Pilaris? This disorder appears as small, rough bumps. The bumps are usually white or red, but do not itch or hurt.