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. by Allergy Guy. Keratosis pilaris is a skin condition, where the skin on the back and outer sides of the upper arms are rough and bumpy. It can also appear almost anywhere else on the body, especially on the thighs and tops of legs.It does not generally occur on palms or soles of feet.eratosis pilaris is causes by an excess of keratin (a skin pigment) in the body. The excess keratin a cream coloured substance, collects in the hair follicles, blocking them and forming hard plugs. You can feel this as hard bumps. Dry conditions make it worse, which is why it is often worse in the winter.