Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Biological Effects of Radiation02:59

Biological Effects of Radiation

All radioactive nuclides emit high-energy particles or electromagnetic waves. When this radiation encounters living cells, it can cause heating, break chemical bonds, or ionize molecules. The most serious biological damage results when these radioactive emissions fragment or ionize molecules. For example, α and β particles emitted from nuclear decay reactions possess much higher energies than ordinary chemical bond energies. When these particles strike and penetrate matter, they produce ions...
Computed Tomography01:10

Computed Tomography

Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
Radiological Investigation I: X-ray and CT01:30

Radiological Investigation I: X-ray and CT

Radiological investigations, including X-rays and computed tomography (CT) scans, are critical for diagnosing and evaluating various medical conditions. These imaging techniques provide valuable insights into the body's internal structures, aiding in the detection of abnormalities, assessment of disease progression, and development of treatment strategies. This article delves into two primary radiological investigations, chest X-rays and CT scans, outlining their purpose, procedures, and the...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Association of ligament mechanical properties and articular surface topography with trapeziometacarpal kinematics across osteoarthritis stages.

Osteoarthritis and cartilage·2025
Same author

Updating the American Association of Physicists in Medicine (AAPM) Diagnostic Radiology Resident Physics Curriculum: Strategies, Content, and Dissemination.

Academic radiology·2025
Same author

Ultra-high-resolution photon-counting detector computed tomography of the lungs: Phantom and clinical assessment of radiation dose and image quality.

Clinical imaging·2023
Same author

Stakeholder Perspectives on Radiation Use and Interdisciplinary Collaboration in Adult Modified Barium Swallow Studies.

Dysphagia·2022
Same author

Risk of Radiation Exposure to Clinical Staff from Paracenteses of Large-Volume Chylous Ascites After <sup>177</sup>Lu-DOTATATE Infusion.

Journal of nuclear medicine technology·2021
Same author

Radiation Effective Doses to Adults Undergoing Modified Barium Swallow Studies.

Dysphagia·2021
Same journal

The Banality of Cancer: Entropy As a Third Pillar of Lung Nodule Risk Assessment.

AJR. American journal of roentgenology·2026
Same journal

A Narrow Window for Artificial Intelligence-Generated Synthetic Temporal Bone CT From MRI.

AJR. American journal of roentgenology·2026
Same journal

From Uncertainty to Actionable Management: The Isolated Abnormal Axillary Lymph Node.

AJR. American journal of roentgenology·2026
Same journal

Beyond Detection: Translating Artificial Intelligence-Driven Opportunistic Screening Into Clinical Action.

AJR. American journal of roentgenology·2026
Same journal

Navigating PSMA PET Radiopharmaceuticals: Clinical and Operational Factors.

AJR. American journal of roentgenology·2026
Same journal

From Mesenteric Ischemia to Intestinal Stroke.

AJR. American journal of roentgenology·2026
See all related articles

Related Experiment Video

Updated: Jun 14, 2026

A Whole Body Dosimetry Protocol for Peptide-Receptor Radionuclide Therapy (PRRT): 2D Planar Image and Hybrid 2D+3D SPECT/CT Image Methods
09:49

A Whole Body Dosimetry Protocol for Peptide-Receptor Radionuclide Therapy (PRRT): 2D Planar Image and Hybrid 2D+3D SPECT/CT Image Methods

Published on: April 24, 2020

Embryo dose estimates in body CT.

Walter Huda1, William Randazzo, Sameer Tipnis

  • 1Department of Radiology and Radiological Science, Medical University of South Carolina, 96 Jonathan Lucas St, MSC 323, Charleston, SC 29412-3230, USA. huda@musc.edu

AJR. American Journal of Roentgenology
|March 24, 2010
PubMed
Summary
This summary is machine-generated.

This study developed a method to estimate embryo radiation doses from CT scans. The findings show embryo dose is higher than CTDIvol and varies with patient size, enabling more accurate dose assessments.

More Related Videos

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

Related Experiment Videos

Last Updated: Jun 14, 2026

A Whole Body Dosimetry Protocol for Peptide-Receptor Radionuclide Therapy (PRRT): 2D Planar Image and Hybrid 2D+3D SPECT/CT Image Methods
09:49

A Whole Body Dosimetry Protocol for Peptide-Receptor Radionuclide Therapy (PRRT): 2D Planar Image and Hybrid 2D+3D SPECT/CT Image Methods

Published on: April 24, 2020

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:

  • Medical Physics
  • Radiological Sciences
  • Diagnostic Imaging

Background:

  • Accurate estimation of embryo radiation dose in computed tomography (CT) is crucial for risk assessment.
  • Existing methods may not fully account for variations in patient size and scanner parameters.

Purpose of the Study:

  • To develop and validate a method for estimating embryo (uterine) absorbed doses during CT examinations.
  • To establish a relationship between embryo dose, scanner characteristics, and patient dosimetry.

Main Methods:

  • Utilized the ImPACT CT Patient Dosimetry Calculator to estimate absorbed doses to the uterus.
  • Determined relative and normalized plateau uterus doses across various CT scanners and patient sizes (16-36 cm diameter cylinders).
  • Analyzed dose variations based on scan length, x-ray tube voltage, and patient weight (45-120 kg).

Main Results:

  • Embryo dose increased with scan length, plateauing around 50 cm.
  • Average normalized plateau uterus dose was ~1.4, with <10% interscanner differences for modern scanners.
  • Uterus dose was ~40% higher than CTDIvol in a 70-kg patient; dose varied significantly with patient size.

Conclusions:

  • Embryo doses can be reliably estimated using normalized plateau uterus doses and CTDIvol.
  • Correction factors for patient size are essential for accurate embryo dose estimation.
  • The developed method provides a more precise approach to assessing radiation risk to the embryo in CT.