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Hypertension and diabetes
1Centre de Recherche Hôtel-Dieu de Montréal, Université de Montréal, Laboratory of Molecular Pathophysiology, Quebec, Canada.
Insights
Hypertension and diabetes together significantly increase cardiovascular mortality. Managing hypertension in diabetics requires careful consideration of metabolic changes to prevent complications.
Area of Science:
- Cardiology
- Endocrinology
- Nephrology
Background:
- Co-existing hypertension and diabetes mellitus markedly elevate cardiovascular mortality risk.
- Hypertension may be both a complication and share common pathogenesis with diabetes, especially non-insulin dependent diabetes.
- Diabetic alterations in nocturnal blood pressure decline and microalbuminuria are potential predictors of nephropathy and hypertension.
Purpose of the Study:
- To highlight the increased cardiovascular risk associated with comorbid hypertension and diabetes.
- To emphasize the need for aggressive hypertension management in diabetic patients.
- To discuss how diabetes influences therapeutic strategies for hypertension to prevent cardiovascular events.
Main Methods:
- Review of recent data on cardiovascular mortality in patients with hypertension and diabetes.
- Analysis of pathogenetic mechanisms linking hypertension and diabetes.
- Evaluation of predictive markers for nephropathy and hypertension in diabetics.
- Assessment of therapeutic approaches for hypertension in the context of diabetes.
Main Results:
- Combined hypertension and diabetes significantly increases cardiovascular mortality compared to individual conditions.
- Specific alterations in nocturnal blood pressure and microalbuminuria in diabetics may predict complications.
- Therapeutic strategies for hypertension in diabetics must account for metabolic homeostasis.
Conclusions:
- Aggressive management of hypertension is crucial in diabetic patients.
- Understanding shared pathogenetic mechanisms is key to effective treatment.
- Tailoring antihypertensive therapy to metabolic profiles is essential for cardiovascular risk reduction in diabetics.
Abstract:
Co-presentation of hypertension and diabetes leads to a significantly greater increase of cardiovascular mortality than each disease separately. Hypertension appears to be not only a complication of diabetes but apparently also shares a common pathogenetic mechanism, particularly in non-insulin dependent diabetes. Recent data suggest alterations in the nocturnal decline of blood pressure in diabetics, which together with microalbuminuria, may prove to be a predictor of nephropathy and hypertension. When hypertension occurs in diabetics, it requires a vigorous therapeutic approach. Nevertheless, the presence of diabetes modifies the requirement for first line therapy, particularly with respect to potential alterations of metabolic homeostasis in order to effectively prevent cardiovascular complications.