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Related Concept Videos

Exercise Stress Test01:26

Exercise Stress Test

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Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
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Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

Imaging Studies for Cardiovascular System II:Types of Echocardiography

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Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for...
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Pulse rhythm01:30

Pulse rhythm

755
Pulse rhythm refers to the pattern of pulsations within specific intervals, offering valuable insights into the regularity or irregularity of the heart's beats as observed through the pattern of pulsation within specific intervals. A regular pulse exhibits a consistent heart rate with uniform waveforms and pulsation force, variations of which can be classified as normal, weak, or bounding.
Conversely, an irregular pulse pattern is termed dysrhythmia, stemming from disruptions in cardiac...
755
Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

293
Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion,...
293
Electrocardiogram01:29

Electrocardiogram

2.1K
An electrocardiogram (ECG or EKG) is a critical diagnostic tool that records the electrical signals produced by the heart during each heartbeat. This recording is achieved through electrodes placed strategically on the arms, legs, and chest. The electrocardiograph amplifies these signals and produces 12 distinct tracings, offering a comprehensive understanding of the heart's electrical activity.
Three major waveforms are present in a typical ECG recording: the P wave, the QRS complex, and...
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Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

Blood Studies for Cardiovascular System I: Cardiac Biomarkers

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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...
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Related Experiment Video

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Signal Acquisition, Score Interpretation, and Economics of a Non-Invasive Point-of-Care Test for Coronary Artery Disease
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Patient-centred newer testing methods for major cardiac disorders.

Rahul Kumar1, Sudhahar Tamizhan1, Anshuman Darbari2

  • 1Department of Biochemistry, AIIMS Rishikesh, Rishikesh, Uttarakhand 249203 India.

Indian Journal of Thoracic and Cardiovascular Surgery
|January 17, 2025
PubMed
Summary

Point-of-care testing (POCT) offers rapid cardiac biomarker detection, improving diagnosis and prognosis for heart disease, especially in resource-limited settings. AI-integrated biosensors further enhance early detection and clinical decision-making for better patient outcomes.

Keywords:
Biochemical testsBiosensorsCardiac diseaseHeart failureMyocardial infarctionPoint-of-care testing

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Area of Science:

  • Biochemistry
  • Medical Diagnostics
  • Biotechnology

Background:

  • Cardiac diseases represent a growing global health burden, necessitating efficient diagnostic tools.
  • Traditional laboratory testing for cardiac biomarkers can lead to delays in diagnosis and treatment.
  • Point-of-care testing (POCT) offers a promising alternative for rapid, accessible cardiac biomarker analysis.

Purpose of the Study:

  • To review current point-of-care testing (POCT) methods for cardiac biomarkers.
  • To evaluate the diagnostic role of POCT in major cardiac conditions.
  • To explore future developments, including AI-enhanced biosensors, in cardiac diagnostics.

Main Methods:

  • A narrative review of existing literature and clinical trials.
  • Searches conducted across major online databases for relevant studies.
  • Assessment of compiled information using the Scale for the Assessment of Narrative Review Articles (SANRA).

Main Results:

  • POCT methods provide rapid detection of cardiac biomarkers, crucial for timely diagnosis and management.
  • These methods are particularly valuable in resource-constrained areas, overcoming limitations of traditional labs.
  • Emerging AI-integrated biosensors show potential for earlier results and improved clinical decision-making.

Conclusions:

  • POCT is a vital tool for improving cardiac care, offering speed and accessibility.
  • AI integration in biosensors represents a significant advancement for cardiac diagnostics.
  • Further research and clinical trials are essential to fully realize the potential of these evolving technologies.