Hypothesis: it is time to reconsider phenotypes in hypertension

Area of Science:

• Cardiovascular Research
• Genetics and Genomics
• Hypertension Pathophysiology

Background:

• Hypertension research faces challenges due to patient heterogeneity.
• Lack of intermediate phenotypes impedes causal relationship assessment in mechanistic studies.
• Refining hypertension definitions is crucial for clearer mechanistic studies.

Purpose of the Study:

• To propose a method for reducing heterogeneity in hypertension studies.
• To explore the potential of analyzing specific hemodynamic subsets in younger individuals.
• To facilitate genetic and pathophysiological investigations of hypertension.

Main Methods:

• Analyzing distinct patient subsets: isolated diastolic hypertension, predominantly diastolic hypertension, and isolated systolic hypertension.
• Focusing on younger individuals to potentially reduce confounding factors.
• Integrating common biomarkers with subset analysis.

Main Results:

• Separate analysis of specific hypertension subsets in the young can decrease heterogeneity.
• This approach may reveal novel insights into hypertension mechanisms.
• Biomarker integration can further refine patient stratification.

Conclusions:

• Stratifying hypertensive patients, particularly in younger cohorts, by specific types (diastolic, systolic) is a viable strategy.
• This refined approach can enhance the clarity and power of genetic and pathophysiological studies.
• Further research integrating biomarkers is recommended to explore causal links in hypertension.