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[Physiopathogenesis of hypertension]
1Departamento de Fisiología, Grupo de Estudio en Genómica y Proteómica en Enfermedades Cardiovasculares, Instituto Nacional de Cardiología Ignacio Chávez, Tlalpan, DF México. gvargas63@yahoo.com
Archivos De Cardiologia De Mexico
|October 5, 2006
Summary
Arterial hypertension is a major cardiovascular risk factor. Both environmental and genetic factors contribute to its development, with genetics accounting for approximately 30% of blood pressure variance.
Area of Science:
- Cardiology
- Genetics
- Physiology
Context:
- Arterial hypertension is a leading global cardiovascular risk factor.
- Numerous pathophysiological mechanisms contribute to hypertension.
- Familial studies confirm the significant hereditary component of hypertension.
Purpose:
- To review the multifactorial etiology of arterial hypertension.
- To highlight the role of genetic factors in blood pressure regulation.
Summary:
- Hypertension arises from complex interactions including sympathetic nervous system activity, hormonal imbalances (renin-angiotensin-aldosterone system), vascular dysfunction, inflammation, and genetic predispositions.
- Genetic factors are estimated to contribute approximately 30% to the variance in blood pressure.
Impact:
- Understanding the interplay of genetic and environmental factors is crucial for developing targeted hypertension therapies.
- This review underscores the importance of considering genetic contributions in managing cardiovascular risk.
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