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.
The Ulnar Nerve can also be cut High in the arm (above the elbow), or Low in the arm (near the wrist). A Low Ulnar Nerve injury affects sensation on the side of the hand and also makes the little muscles within the hand very weak. This causes the ring and pinky finger to bend into the palm (called a claw hand), and also causes overall weakness and clumsiness in the hand.