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Association between hypertensive urgencies and subsequent cardiovascular events in patients with hypertension

Marianne Vlcek1, Andreas Bur, Christian Woisetschläger

  • 1Department of Emergency Medicine, General Hospital, University of Vienna.

Journal of Hypertension
|March 11, 2008
PubMed

Insights

Patients experiencing hypertensive urgency face a significantly higher risk of subsequent cardiovascular events. This finding highlights the importance of monitoring and managing high blood pressure to prevent serious health outcomes.

Area of Science:

  • Cardiology
  • Hypertension Research
  • Clinical Medicine

Background:

  • Hypertensive urgency, defined by severely elevated blood pressure without acute end-organ damage, is a clinical scenario requiring careful evaluation.
  • The long-term cardiovascular implications for patients presenting with hypertensive urgency remain an area of significant clinical interest.

Purpose of the Study:

  • To investigate whether patients diagnosed with hypertensive urgency exhibit an elevated risk of subsequent cardiovascular events compared to hypertensive individuals without this condition.

Main Methods:

  • A cohort study involving 384 patients with hypertensive urgency and 295 controls, followed for a median of 4.2 years.
  • Hypertensive urgency was characterized by systolic blood pressure >220 mmHg and/or diastolic blood pressure >120 mmHg.
  • Cardiovascular events, including acute coronary syndrome, stroke, atrial fibrillation, heart failure, and aortic aneurysm, were tracked.

Main Results:

  • A total of 130 cardiovascular events (17% nonfatal, 2% fatal) occurred during follow-up.
  • The incidence of cardiovascular events was significantly higher in the hypertensive urgency group (88 events) compared to the control group (42 events; P = 0.005).
  • Cox regression analysis identified age and hypertensive urgency as independent predictors of cardiovascular events.

Conclusions:

  • Hypertensive urgencies are independently associated with an increased risk of subsequent cardiovascular events in patients with arterial hypertension.
  • These findings underscore the critical need for proactive management of hypertensive urgencies to mitigate long-term cardiovascular risk.
Abstract

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