Diabetes . What are the causes of Type 1 diabetes mellitus?
Type 1 diabetes mellitus, previously known as juvenile-onset diabetes mellitus and insulin dependent diabetes mellitus (IDDM), results when the beta cells in the Islets of Langerhans of the pancreas is destroyed due to some autoimmune response. Normally, beta cells works by producing the hormone insulin which is needed by the body for energy. In the case of Type 1 diabetes mellitus, there is a deficient supply of insulin thereby the person needs constant injection of the said substance for life.