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Related Concept Videos

Hypertension I: Introduction01:28

Hypertension I: Introduction

1.2K
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,...
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Hypertension III: Clinical Manifestations and Diagnostic Studies01:30

Hypertension III: Clinical Manifestations and Diagnostic Studies

747
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...
747
Hypertension V: Nursing Management01:23

Hypertension V: Nursing Management

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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.
673
Alterations in Blood Pressure01:30

Alterations in Blood Pressure

2.1K
Alterations in blood pressure, such as hypertension (high blood pressure) and hypotension (low blood pressure), significantly affect human health. Understanding these conditions' classifications, causes, and symptoms is essential for effective management and treatment.
Hypertension (High blood pressure)
Hypertension occurs when blood pressure readings consistently exceed the normal range. It is diagnosed when systolic blood pressure (the top number, indicating pressure while the heart...
2.1K
Hypertension and Regulation of Blood Pressure01:18

Hypertension and Regulation of Blood Pressure

3.7K
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...
3.7K
Hormonal Regulation01:33

Hormonal Regulation

29.9K
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.
29.9K

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Related Experiment Video

Updated: Apr 22, 2026

Author Spotlight: Modeling an Aspect of Preeclampsia in Female Mice Using Hypoxic Human Placenta-Derived Small Extracellular Vesicles
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Hypertensive emergencies in pregnancy.

Rakesh B Vadhera1, Michelle Simon

  • 1Department of Anesthesiology, University of Texas Medical Branch, Galveston, Texas.

Clinical Obstetrics and Gynecology
|October 15, 2014
PubMed
Summary

Hypertensive disorders in pregnancy affect up to 10% of pregnancies. Prompt diagnosis, monitoring, and treatment, including delivery, are key to reducing maternal and fetal complications.

Area of Science:

  • Obstetrics and Gynecology
  • Maternal-Fetal Medicine
  • Cardiology in Pregnancy

Background:

  • Hypertensive disorders of pregnancy affect 7-10% of pregnancies.
  • These conditions are leading causes of maternal and perinatal morbidity and mortality.
  • Recent guidelines from the American College of Obstetricians and Gynecologists Taskforce on Hypertension in Pregnancy have updated diagnostic and management protocols.

Purpose of the Study:

  • To summarize the updated recommendations for diagnosing and managing hypertension in pregnancy.
  • To highlight the importance of prompt intervention in reducing maternal and perinatal complications.
  • To outline current first-line pharmacologic treatments and the role of delivery.

Main Methods:

  • Review of recent guidelines and clinical recommendations for hypertensive disorders of pregnancy.

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  • Synthesis of information on diagnostic criteria, monitoring, and therapeutic strategies.
  • Analysis of first-line treatment options and definitive management.

    • Main Results:

    • Modified diagnostic and management strategies emphasize prompt diagnosis, admission, close monitoring, and treatment.
    • Labetalol, hydralazine, and nifedipine are recommended first-line treatments with similar efficacy for stabilization.
    • Delivery of the fetus is the definitive treatment, guided by the cause of the hypertensive crisis and gestational age.

    Conclusions:

    • Adherence to updated guidelines can decrease maternal mortality and systemic complications associated with hypertensive disorders in pregnancy.
    • Pharmacologic management with labetalol, hydralazine, or nifedipine effectively stabilizes patients.
    • Timely consideration of delivery is crucial for definitive management.