[The diabetic--a difficult patient difficult to treat?].

After the diagnosis of Diabetes mellitus one third of the children suffer from a transient psychological disorder. Diabetic adults have rates of depression between 9% and 27% with macrovascular disease and retinopathy as main risk factors. Causes of apparent insulin resistance are discussed, particularly the omission of insulin to control weight in young women, and the obesity and sedentary lifestyle in type 2 diabetics.