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Hypertension III: Clinical Manifestations and Diagnostic Studies

Hypertension III: Clinical Manifestations and Diagnostic Studies

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...

Hypertension I: Introduction

Hypertension I: Introduction

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,...

Hypertension V: Nursing Management

Hypertension V: Nursing Management

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.

Alterations in Blood Pressure

Alterations in Blood Pressure

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...

Hypertension and Regulation of Blood Pressure

Hypertension and Regulation of Blood Pressure

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...

Hormonal Regulation

Hormonal Regulation

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.

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Updated: Mar 27, 2026

Fetal Mouse Cardiovascular Imaging Using a High-frequency Ultrasound 30/45MHZ System

Fetal Mouse Cardiovascular Imaging Using a High-frequency Ultrasound 30/45MHZ System

Published on: May 5, 2018

Hypertension presenting early in pregnancy.

Audrey Melvin¹, Brendan Kinsley¹

¹Mater Misericordiae University Hospital Dublin Ireland.

Clinical Case Reports

|January 7, 2016

Summary

Paraganglioma during pregnancy is a rare but dangerous condition. Clinicians should suspect secondary causes like paraganglioma in pregnant women with hypertension.

Area of Science:

Obstetrics and Gynecology
Endocrinology
Oncology

Background:

Paraganglioma is a rare neuroendocrine tumor with significant risks during pregnancy.
Hypertension in early pregnancy necessitates the consideration of secondary causes.

Purpose of the Study:

To highlight the critical importance of considering paraganglioma in pregnant patients presenting with hypertension.
To emphasize the potentially life-threatening nature of this rare diagnosis.

Main Methods:

Literature review of documented cases of paraganglioma in pregnancy.
Analysis of clinical presentations and management strategies.

Main Results:

Paraganglioma in pregnancy is associated with severe maternal and fetal complications.

Keywords:

Catecholamines hypertension paraganglioma pheochromocytoma pregnancy

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

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Assessment of Maternal Vascular Remodeling During Pregnancy in the Mouse Uterus

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Early diagnosis and multidisciplinary management are crucial for improved outcomes.

Conclusions:

Clinicians must maintain a high index of suspicion for paraganglioma in pregnant women with hypertension.
Prompt diagnosis and treatment of paraganglioma can mitigate life-threatening risks in pregnancy.