糖尿病是既有遗传倾向又有内分泌改变的新陈代谢疾病。主要病理生理改变是胰岛素的绝对或相对不足，表现为以高血糖为主，同时伴有脂肪、蛋白质等代谢紊乱的综合征，严重时可发生酮症酸中毒，病程长者身发生动脉硬化、肾脏及眼底病变。妊娠期由于代谢和内分泌的特点，如孕激素 Diabetes is a metabolic disorder that has both genetic predisposition and endocrine changes. The main pathophysiological changes are the absolute or relative lack of insulin, manifested as hyperglycemia, accompanied by metabolic syndromes such as fat, protein and other syndromes, severe ketoacidosis may occur, the elderly with atherosclerosis, Kidney and fundus lesions. Gestational due to metabolic and endocrine characteristics, such as progesterone