In another type of systemic scleroderma, known as diffuse cutaneous systemic scleroderma, the fibrosis affects large areas of skin, including the torso and the upper arms and legs, and often involves internal organs.n the third type of systemic scleroderma, called systemic sclerosis sine scleroderma (sine means without in Latin), fibrosis affects one or more internal organs but not the skin.
The UCL, or ulnar collateral. ligament, is located in. the middle thumb joint, and provides support to. the thumb during grip. and pinch. It is the most. common ligament injury.
Gamekeeper's Thumb. Gamekeeperâs thumb is a repetitive stress injury of the ulnar collateral ligamentâtough fibrous tissue that connects the bones at the base of the thumb. Over time, overuse leads to the loosening of the ulnar ligament.Gamekeeperâs thumb most often occurs as a result of chronic overuse in a sport such as skiing in which gripping of the pole exerts repeated stress on the thumb.ver time, overuse leads to the loosening of the ulnar ligament. Gamekeeperâs thumb most often occurs as a result of chronic overuse in a sport such as skiing in which gripping of the pole exerts repeated stress on the thumb.