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Hypertension II: Pathophysiology

Hypertension II: Pathophysiology

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,...

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 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...

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...

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 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.

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Related Experiment Video

Updated: Jul 30, 2025

Author Spotlight: Exploring Huotan Jiedu Tongluo Decoction as an Antihypertensive Drug

Author Spotlight: Exploring Huotan Jiedu Tongluo Decoction as an Antihypertensive Drug

Published on: May 17, 2024

HTNpedia: A Knowledge Base for Hypertension Research.

Lakshmanan Loganathan¹, Jeyakanthan Jeyaraman¹, Karthikeyan Muthusamy¹

¹Department of Bioinformatics, Alagappa University, Karaikudi, 630003, Tamil Nadu, India.

Combinatorial Chemistry & High Throughput Screening

|May 19, 2023

Summary

Hypertension, a major health issue, now has a dedicated knowledge base called HTNpedia. This resource provides vital information on hypertension-related genes and proteins for researchers and the public.

Keywords:

HTNpedia.Hypertension SNP drug molecules genes proteins

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Last Updated: Jul 30, 2025

Author Spotlight: Exploring Huotan Jiedu Tongluo Decoction as an Antihypertensive Drug

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Published on: May 17, 2024

Assessing Murine Resistance Artery Function Using Pressure Myography

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Published on: June 7, 2013

Hydra, a Computer-Based Platform for Aiding Clinicians in Cardiovascular Analysis and Diagnosis

Hydra, a Computer-Based Platform for Aiding Clinicians in Cardiovascular Analysis and Diagnosis

Published on: September 26, 2018

Area of Science:

Biomedical Informatics
Genomics
Cardiovascular Research

Background:

Hypertension is a significant global health concern, linked to cardiovascular disease and renal failure.
It is the fourth leading cause of worldwide mortality.
Existing resources lack a comprehensive database for hypertension and related conditions.

Purpose of the Study:

To address the absence of a centralized knowledge base for hypertension.
To create an accessible platform for hypertension-related information.

Main Methods:

Utilized research outputs from an active hypertension research laboratory.
Compiled a preliminary dataset of hypertension-related genes and proteins.
Provided external links to a public repository for further analysis.

Main Results:

Developed HTNpedia, a novel online resource.
HTNpedia offers information on hypertension-associated proteins and genes.
The platform aims to support research and understanding of hypertension.

Conclusions:

HTNpedia is now publicly accessible.
The resource can be found at www.mkarthikeyan.bioinfoau.org/HTNpedia.
This initiative aims to enhance the study and management of hypertension.