Scleroderma refers to the hardening and tightening of the skin and the connective tissues, it is a group of autoimmune diseases.
In some cases, scleroderma affects only the skin. But in some other cases, scleroderma also affects the digestive tract, blood vessels, kidney, heart, and lungs.
There are two types of scleroderma: localized scleroderma and systemic scleroderma.
Localized scleroderma mainly affects the skin. It includes morphea profunda and linear scleroderma.
The morphea profunda involves hard, oval-shaped patches on the skin. Those patches are red or purple at the beginning and will gradually turn to white in the center. While the linear scleroderma will cause lines or streaks of thickened skin on face, arms or hands.
Systemic scleroderma is also called generalized scleroderma. It includes limited scleroderma and diffuse scleroderma. The former develops gradually and can affect the skin on face, hands, feet or legs. While the latter grows quickly, and it may also affect internal organs, such as heart, lungs, and kidneys.
Keywords: types scleroderma