Igneous rocks are formed from the solidification of molten rock material. There are two basic types. Intrusive igneous rocks crystallize below Earth's surface, and the slow cooling that occurs there allows large crystals to form. Examples of intrusive igneous rocks are diorite, gabbro, granite, pegmatite, and peridotite.
Systemic sclerosis or systemic scleroderma is an autoimmune or connective tissue disease. It is characterized by thickening of the skin caused by accumulation of collagen, and by injuries to the smallest arteries.ystemic sclerosis or systemic scleroderma is an autoimmune or connective tissue disease. It is characterized by thickening of the skin caused by accumulation of collagen, and by injuries to the smallest arteries.
Systemic Sclerosis (Systemic Scleroderma). Systemic scleroderma is also known as systemic sclerosis (SSc). There are several types, Limited/CREST and Diffuse. These types can affect the entire body, including the skin, blood vessels, and/or internal organs.ystemic Sclerosis (Scleroderma): Prognosis and Mortality. Now that the full range of types and severity of scleroderma are being recognized and diagnosed, there is increasing awareness that many people have a milder type of illness with a much rosier longterm prognosis. ISN.