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Cardiac Catheterization I: Pre-Procedure Overview01:28

Cardiac Catheterization I: Pre-Procedure Overview

Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
Cardiac Catheterization IV: Nursing Management01:26

Cardiac Catheterization IV: Nursing Management

Nursing responsibilities before cardiac catheterization include:Assess for allergies and establish baseline health status.Before cardiac catheterization, assess the patient for allergies to contrast dye. Perform a comprehensive baseline assessment, including vital signs, heart and breath sounds, and a neurovascular assessment of the extremities, noting distal pulses, skin color, and temperature. Instruct the patient to fast for 8-12 hours before the procedure. Evaluate baseline laboratory...
Imaging Studies for Cardiovascular System III: X-Ray01:20

Imaging Studies for Cardiovascular System III: X-Ray

The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
Cardiac Catheterization II: Right Heart Catheterization01:21

Cardiac Catheterization II: Right Heart Catheterization

Right Heart Catheterization: An OverviewRight heart catheterization is an invasive diagnostic procedure that measures right-sided cardiac and pulmonary artery pressures, calculates cardiac output, and identifies intracardiac shunts. It provides detailed hemodynamic data essential for diagnosing and managing various cardiovascular conditions, such as pulmonary hypertension.Access SitesCommon access sites for right heart catheterization include the internal jugular vein in the neck region, the...
Cardiac Catheterization III: Left Heart Catheterization01:24

Cardiac Catheterization III: Left Heart Catheterization

Left heart catheterization is an invasive diagnostic procedure used to evaluate the function and structure of the left side of the heart. It is generally performed to diagnose and treat cardiovascular conditions such as valve abnormalities, coronary artery disease, and congenital heart defects.Diagnostic and therapeutic purposesLeft heart catheterization serves various diagnostic and therapeutic purposes, including:Assessing coronary artery bypass grafts.Evaluating coronary artery disease in...
Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...

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Related Experiment Video

Updated: Jun 13, 2026

Non-fluoroscopic Catheter Tracking for Fluoroscopy Reduction in Interventional Electrophysiology
10:46

Non-fluoroscopic Catheter Tracking for Fluoroscopy Reduction in Interventional Electrophysiology

Published on: May 26, 2015

Quantifying Radiation Exposure Across Cardiac Catheterization Procedures.

Md Fakhrul Islam Khaled1, Mohammad Walidur Rahman1, S M Ear E Mahabub1

  • 1Department of Cardiology, Bangladesh Medical University, Dhaka 1000, Bangladesh.

Diagnostics (Basel, Switzerland)
|June 12, 2026
PubMed
Summary
This summary is machine-generated.

This study quantifies operator radiation exposure during cardiac procedures in Bangladesh, finding that fluoroscopy use and complexity drive dose. Effective shielding and distance significantly reduce exposure, emphasizing the need for radiation safety training.

Keywords:
ALARAcardiac catheterizationcoronary angiographyfluoroscopyinterventional cardiologyoccupational radiationpercutaneous coronary interventionradiation exposure

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Expedited Radiation Biodosimetry by Automated Dicentric Chromosome Identification (ADCI) and Dose Estimation

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Last Updated: Jun 13, 2026

Non-fluoroscopic Catheter Tracking for Fluoroscopy Reduction in Interventional Electrophysiology
10:46

Non-fluoroscopic Catheter Tracking for Fluoroscopy Reduction in Interventional Electrophysiology

Published on: May 26, 2015

Expedited Radiation Biodosimetry by Automated Dicentric Chromosome Identification (ADCI) and Dose Estimation
10:33

Expedited Radiation Biodosimetry by Automated Dicentric Chromosome Identification (ADCI) and Dose Estimation

Published on: September 4, 2017

Area of Science:

  • Cardiology
  • Radiology
  • Occupational Health

Background:

  • Coronary angiography and PCI are vital for coronary artery disease but involve ionizing radiation.
  • Occupational radiation exposure in cardiac catheterization laboratories (cath-labs) poses health risks to operators.
  • Limited routine monitoring in Bangladesh necessitates quantifying operator radiation dose.

Purpose of the Study:

  • To quantify operator radiation exposure in cardiac cath-labs at Bangladesh Medical University (BMU).
  • To identify factors influencing radiation dose among operators.
  • To assess compliance with radiation safety principles.

Main Methods:

  • Analytical cross-sectional study conducted in two BMU cardiac cath-labs (Nov 2023 - Apr 2024).
  • Data collected on 776 procedures, including patient/operator demographics, procedure type, access route, fluoroscopy views, duration, and radiation exposure.
  • Operator radiation measured using dosimeters at four positions; annual exposure estimated.

Main Results:

  • Mean radiation exposure per procedure was 1034.5 mGy.
  • Procedural complexity, radial access, and stent use correlated with higher radiation exposure.
  • Annual operator exposure inside lead aprons (0.03-0.05 mSv) was low, within international limits, while outside aprons it was higher (0.6-1.1 mSv).

Conclusions:

  • This study offers a comprehensive assessment of operator radiation exposure in a regional cardiac cath-lab.
  • Fluoroscopy use and procedural complexity are key determinants of radiation dose.
  • Implementing the ALARA principle through training and planning is crucial for minimizing occupational exposure.