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

Assessment of Diffusion and Perfusion

Assessment of Diffusion and Perfusion

Understanding and evaluating diffusion and perfusion is critical in assessing a patient's respiratory and circulatory health. These processes play key roles in maintaining the body's internal environment, ensuring that tissues receive adequate oxygen while waste products are efficiently removed.
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this principle...

You might also read

Related Articles

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

Sort by

Same author

Enhancing hospital course and outcome prediction in patients with traumatic brain injury: A machine learning study.

The neuroradiology journal·2023

Same author

A quantitative EEG index for the recognition of arterial ischemic stroke in children.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology·2023

Same author

Brain edema growth after thrombectomy is associated with comprehensive collateral blood flow.

Journal of neurointerventional surgery·2023

Same author

A New Era Dawns at <i>AJNR</i>: Revamping the Editorial Board and Streamlining the Review Process.

AJNR. American journal of neuroradiology·2023

Same author

Carotid Plaque-RADS: A Novel Stroke Risk Classification System.

JACC. Cardiovascular imaging·2023

Same author

Factors Associated With Fast Early Infarct Growth in Patients With Acute Ischemic Stroke With a Large Vessel Occlusion.

Neurology·2023

Same journal

State-of-the-Art Epilepsy Imaging: Improving Tools for Epileptogenic Lesion Detection and Treatment.

Neuroimaging clinics of North America·2026

Same journal

Imaging of Epilepsy.

Neuroimaging clinics of North America·2026

Same journal

Implanted Devices for Management of Drug-Resistant Epilepsy: Background and MR Imaging Considerations.

Neuroimaging clinics of North America·2026

Same journal

Imaging of Epilepsy Surgery, Minimally Invasive Techniques, and Neuromodulation.

Neuroimaging clinics of North America·2026

Same journal

Neuroimaging and the Epilepsy Journey.

Neuroimaging clinics of North America·2026

Same journal

Clinical Functional Magnetic Resonance Imaging in Epilepsy.

Neuroimaging clinics of North America·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Jun 1, 2026

Simultaneous PET/MRI Imaging During Mouse Cerebral Hypoxia-ischemia

Simultaneous PET/MRI Imaging During Mouse Cerebral Hypoxia-ischemia

Published on: September 20, 2015

CT perfusion imaging in acute stroke.

Angelos A Konstas¹, Max Wintermark, Michael H Lev

¹Department of Radiology, Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114, USA. akonstas@partners.org

Neuroimaging Clinics of North America

|June 7, 2011

Summary

This summary is machine-generated.

Computed tomographic perfusion (CTP) imaging offers crucial insights into brain hemodynamics for acute stroke patients. This review covers CTP

More Related Videos

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

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

Published on: June 2, 2023

Related Experiment Videos

Last Updated: Jun 1, 2026

Simultaneous PET/MRI Imaging During Mouse Cerebral Hypoxia-ischemia

Simultaneous PET/MRI Imaging During Mouse Cerebral Hypoxia-ischemia

Published on: September 20, 2015

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

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

Published on: June 2, 2023

Area of Science:

Neuroimaging
Radiology
Cerebrovascular Disease

Background:

Computed tomographic perfusion (CTP) imaging provides detailed hemodynamic information at the capillary level in the brain parenchyma.
CTP is vital for diagnosing, managing, and predicting outcomes in acute stroke patients.
It helps differentiate between salvageable brain tissue, infarcted core tissue, and benign oligemia.

Purpose of the Study:

To review the role of CTP in acute stroke assessment.
To discuss the clinical applications of CTP in clarifying cerebral physiology and hemodynamic status.
To address concerns regarding radiation dose in CTP imaging.

Main Methods:

Review of existing literature and clinical applications of CTP in stroke.
Analysis of CTP's ability to distinguish different tissue states (salvageable, core infarct, benign oligemia).
Discussion of qualitative assessment of ischemia for clinical guidance.

Main Results:

CTP provides essential data on brain hemodynamics for acute stroke management.
It aids in distinguishing critically hypoperfused tissue from irreversibly infarcted tissue and metabolically stable tissue.
Qualitative ischemia assessment using CTP is crucial for guiding treatment decisions.

Conclusions:

CTP imaging is a valuable tool in the acute stroke pathway.
Understanding hemodynamic status via CTP improves patient management and prognosis.
Ongoing concerns about radiation dose require consideration and further research.