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Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

Blood Studies for Cardiovascular System I: Cardiac Biomarkers

746
Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
746
Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers01:19

Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers

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Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
511

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Related Experiment Video

Updated: Jan 7, 2026

Dried Blood Spot Collection of Health Biomarkers to Maximize Participation in Population Studies
07:20

Dried Blood Spot Collection of Health Biomarkers to Maximize Participation in Population Studies

Published on: January 28, 2014

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Biomarkers.

Mohamed Salama1

  • 1The American University in Cairo, Cairo, Egypt.

Alzheimer'S & Dementia : the Journal of the Alzheimer'S Association
|December 25, 2025
PubMed
Summary

Egypt is launching the Egyptian Dementia Network (EDN) registry to study dementia prevalence and causes. This national registry will analyze peripheral biomarkers for improved diagnosis and understanding of dementia in the Egyptian population.

Area of Science:

  • Neurology
  • Public Health
  • Biomarker Research

Background:

  • Dementia and aging-related cognitive decline are escalating global public health concerns.
  • Accurate epidemiological data is crucial for effective dementia management and prevention strategies.
  • Egypt currently lacks precise epidemiological data on dementia, relying on estimates.

Purpose of the Study:

  • To pilot the first national dementia registry in Egypt, the Egyptian Dementia Network (EDN).
  • To establish a data platform for analyzing dementia prevalence, incidence, and causes within Egypt.
  • To investigate early-onset Alzheimer's disease (EOAD) and vascular dementia trends.

Main Methods:

  • Recruiting 100 cases each of EOAD and vascular dementia, plus matched controls.

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  • Developing a data registration tool for the EDN registry.
  • Collecting clinical samples for proteomic, metabolomic, and genomic profiling to identify peripheral biomarkers.

    • Main Results:

    • The study aims to establish a comprehensive dataset for dementia research in Egypt.
    • Peripheral biomarkers will be analyzed to improve diagnostic accuracy and differentiate dementia phenotypes.
    • A pilot study will explore the potential of biomarkers in predicting future dementia cases using the Harmonized Cognitive Assessment Protocol (HCAP).

    Conclusions:

    • The EDN registry is a critical step towards understanding dementia's landscape in Egypt.
    • Peripheral biomarker analysis holds promise for enhancing dementia diagnosis and management.
    • Longitudinal validation of biomarkers will aid in predicting dementia risk within the Egyptian aging population.