Intervention; interposition; the act of a third person who interferes between two contending parties with a view to reconcile them or persuade them to adjust or settle their dispute.
Subchondral cyst formation is characteristic of osteoarthritis and can be routinely found on x-rays. A subchondral cyst is a fluid-filled sac that extrudes from the joint, consisting of thickened joint material (mostly hyaluronic acid, a substance found in the normal joint fluid that serves to lubricate the joint). Subchondral bone is the layer of bone just below the cartilage.
A sebaceous cyst is a type of cyst that forms in the epidermis, the outermost layer of the skin.A sebaceous cyst is also sometimes called an epidermal cyst. It forms when a sebaceous gland, an oil-producing gland in the skin, becomes blocked.This creates a sac that fills with a fatty yellow substance that can resemble cottage cheese. sebaceous cyst is a type of cyst that forms in the epidermis, the outermost layer of the skin.