Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Imaging Studies for Cardiovascular System V: CT

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...

You might also read

Related Articles

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

Sort by

Same author

A novel approach to radioembolization treatment planning using a hybrid [<sup>99m</sup>Tc]Tc-MAA contrast enhanced SPECT/CT.

European journal of nuclear medicine and molecular imaging·2026

Same author

Radioembolization Practice in North America Versus Europe: Results from a Global Survey.

Current oncology (Toronto, Ont.)·2026

Same author

Correcting fast irregular motion in PET: maximum-likelihood motion and activity (MLMA) reconstruction.

EJNMMI physics·2026

Same author

Aortic stiffness and cardiac function in middle-aged women with ischemic stroke with and without migraine.

BMC neurology·2026

Same author

Early Detection of Acute and Early-Onset Cancer Therapy-Related Cardiac Dysfunction in Children With Cancer Using a Multiparametric Approach: Methodological Aspects of the EARLY Study.

Cancer medicine·2026

Same author

Motion mitigation in positron-emission tomography guided radiotherapy delivered on a magnetic resonance imaging-linear accelerator.

Physics and imaging in radiation oncology·2026

Search research articles

Related Experiment Video

Updated: Jan 2, 2026

Author Spotlight: Integrated Photoacoustic, Ultrasound, and Angiographic Tomography (PAUSAT) for NonInvasive Whole-Brain Imaging of Ischemic Stroke

Author Spotlight: Integrated Photoacoustic, Ultrasound, and Angiographic Tomography (PAUSAT) for NonInvasive Whole-Brain Imaging of Ischemic Stroke

Published on: June 2, 2023

Computed Tomography Perfusion Data for Acute Ischemic Stroke Evaluation Using Rapid Software: Pitfalls of Automated

Frans Kauw, Jeremy J Heit¹, Blake W Martin¹

¹From the Department of Neuroradiology, Stanford University, Palo Alto, CA.

Journal of Computer Assisted Tomography

|December 6, 2019

Summary

Automated analysis of computed tomography perfusion (CTP) data for acute ischemic stroke can fail. Reviewing CTP results is crucial for accurate treatment decisions in stroke patients.

More Related Videos

A Magnetic Resonance Imaging Protocol for Stroke Onset Time Estimation in Permanent Cerebral Ischemia

A Magnetic Resonance Imaging Protocol for Stroke Onset Time Estimation in Permanent Cerebral Ischemia

Published on: September 16, 2017

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Published on: June 11, 2019

Related Experiment Videos

Last Updated: Jan 2, 2026

Author Spotlight: Integrated Photoacoustic, Ultrasound, and Angiographic Tomography (PAUSAT) for NonInvasive Whole-Brain Imaging of Ischemic Stroke

Author Spotlight: Integrated Photoacoustic, Ultrasound, and Angiographic Tomography (PAUSAT) for NonInvasive Whole-Brain Imaging of Ischemic Stroke

Published on: June 2, 2023

A Magnetic Resonance Imaging Protocol for Stroke Onset Time Estimation in Permanent Cerebral Ischemia

A Magnetic Resonance Imaging Protocol for Stroke Onset Time Estimation in Permanent Cerebral Ischemia

Published on: September 16, 2017

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Published on: June 11, 2019

Area of Science:

Neurology
Radiology
Medical Imaging

Background:

Computed tomography perfusion (CTP) is vital for assessing acute ischemic stroke patients.
Automated postprocessing software is commonly used for CTP data analysis.

Purpose of the Study:

To evaluate the failure rate of automated CTP postprocessing in acute ischemic stroke.
To identify common causes of automated CTP postprocessing failures.

Main Methods:

Retrospective review of 176 consecutive acute ischemic stroke patients.
Analysis of automated postprocessing failures using RAPID software.

Main Results:

Automated postprocessing failed in 11% of patients (20 out of 176).
Primary causes included patient motion (73%), streak artifacts (13%), and poor contrast bolus arrival (13%).

Conclusions:

Automated CTP postprocessing is not infallible and requires careful physician review.
Physicians must critically evaluate CTP results before clinical decision-making in acute stroke.