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Related Concept Videos

Hypertension I: Introduction01:28

Hypertension I: Introduction

530
Hypertension is a widespread, long-term medical condition where blood pressure in the arteries remains elevated. It is characterized by systolic blood pressure readings of 130 mm Hg or above or diastolic blood pressure (DBP) readings of 80 mm Hg or higher. Unmanaged hypertension poses significant health risks, making the distinction between primary (or essential) hypertension and secondary hypertension crucial, as their management and implications vary.Primary HypertensionPrimary hypertension,...
530
Hypertension V: Nursing Management01:23

Hypertension V: Nursing Management

227
The nursing management of hypertension involves accurately assessing symptoms, making a comprehensive nursing diagnosis, collaborating with patients to set goals, and implementing targeted interventions to mitigate the condition's impact and improve patient well-being.Comprehensive AssessmentThe initial step in nursing care for hypertension involves a thorough patient assessment. It includes evaluating symptoms such as headaches, dizziness, blurred vision, and previous hypertension episodes.
227
Hypertension and Regulation of Blood Pressure01:18

Hypertension and Regulation of Blood Pressure

3.5K
Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
3.5K
Hormonal Regulation01:33

Hormonal Regulation

35.3K
The renin-aldosterone system is an endocrine system which guides the renal absorption of water and electrolytes, thus managing blood pressure and osmoregulation. Activation of the system begins in the kidneys with a small cluster of cells adjacent to the afferent and efferent blood vessels of the renal corpuscle. As the nephrons are filtering blood, juxtaglomerular cells monitor blood pressure. If they detect a decrease in pressure, they release the hormone renin into the bloodstream.
35.3K
Hypertension III: Clinical Manifestations and Diagnostic Studies01:30

Hypertension III: Clinical Manifestations and Diagnostic Studies

319
Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
319
Hypertension II: Pathophysiology01:29

Hypertension II: Pathophysiology

547
Hypertension is a chronic condition in which the blood's force against artery walls is excessively high, posing risks such as heart disease. The condition's underlying mechanisms involve complex interactions among the cardiovascular, kidney, and autonomic nervous systems.Renin-Angiotensin-Aldosterone System (RAAS): This system significantly influences blood pressure regulation. When blood pressure decreases, the kidneys secrete renin. This enzyme transforms angiotensinogen, a plasma protein,...
547

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Related Experiment Video

Updated: Dec 10, 2025

Fetal Mouse Cardiovascular Imaging Using a High-frequency Ultrasound 30/45MHZ System
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Hypertension During Pregnancy.

Akanksha Agrawal1, Nanette K Wenger2

  • 1Division of Cardiology, Emory University School of Medicine, 101 Woodruff Circle, Suite 319, Atlanta, GA, 30322, USA. aagra30@emory.edu.

Current Hypertension Reports
|August 28, 2020
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Summary

Hypertensive disorders of pregnancy impact 5-10% of pregnancies. Prompt recognition and management are crucial for maternal and fetal health, and long-term cardiovascular well-being.

Keywords:
CardiovascularChronic hypertensionFetalGestational hypertensionPregnancyWomen

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Area of Science:

  • Obstetrics and Gynecology
  • Cardiology
  • Maternal-Fetal Medicine

Background:

  • Hypertensive disorders affect 5-10% of pregnancies, influencing maternal, fetal, and neonatal outcomes.
  • Current pregnancy hypertension definition (SBP ≥140 mmHg or DBP ≥90 mmHg) differs from general population guidelines.
  • Chronic hypertension in pregnancy increases risks of preeclampsia, preterm birth, and adverse neonatal outcomes.

Purpose of the Study:

  • To review recent studies on hypertensive disorders of pregnancy.
  • To discuss pathophysiology, diagnosis, and management strategies.
  • To examine short- and long-term cardiovascular consequences for women.

Main Methods:

  • Review of recent scientific literature.
  • Analysis of diagnostic criteria and management guidelines.
  • Discussion of pathophysiological mechanisms and clinical outcomes.

Main Results:

  • Hypertension in pregnancy definition remains distinct from general guidelines; caution advised on lowering BP targets due to placental perfusion risks.
  • Low-dose aspirin is recommended for women at moderate to high risk of preeclampsia.
  • Antihypertensive treatment requires balancing efficacy with fetal safety.

Conclusions:

  • Prompt recognition and management of hypertensive disorders of pregnancy are essential.
  • Co-management by obstetricians and cardiologists can mitigate long-term cardiovascular risks.
  • Understanding and addressing the cardiovascular health impact is vital for affected women.