Hypertension and diabetes.

Hypertension is often associated with diabetes mellitus. Its physiopatholog y is different when it's a question of type 1 or type 2 diabetes mellitus. In the case of type 1 diabetes mellitus, hypertension is often the result o f a underlying nephropathy. In the case of type 2 diabetes mellitus, hypert ension is more often essential and it lies within a plurimetabolic syndrome and insulin resistance context. In all cases, hypertension worsens the pat ients' pronostics, increasing the risk of macrovascular and microvascular c omplications. The optimal blood pressure control allows to limit their evol ution. It is necessary to fight against all cardiovascular risks like seden tary lifestyle, obesity, tabacco or hyperlipemia. ANAES recommends a blood pressure control lower or equal to 140/80 mmHg. In type 1 diabetes mellitus, the angiotensin converting enzyme inhibitors (AC E) are the first recommended treatment because of their action in case of n ephropathy In type 2 diabetes mellitus, besides ACE, diuretics, beta -block ers can be used in first line. Often, therapeutic associations are necessar y.