1.1 Type 1 diabetes mellitus Junming Hu, Department of Endocrinology and Nephrology, Baicheng Hospital
1.1 Immune-mediated type
1.2 idiopathic type
2.2 Type 2 diabetes mellitus
3.Other special types of diabetes mellitus
3.1 Genetic line defect of B-cell function
3.2 Genetic defect of insulin action
3.3 Exocrine diseases of the pancreas
3.4 Endocrine disorders
3.5 Diabetes mellitus due to drugs and chemicals
3.6 Diabetes mellitus due to infection
3.7 Uncommon immune-mediated diabetes mellitus
3.8 Other genetic syndromes associated with diabetes mellitus
4.Gestational diabetes mellitus