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Magnetic Resonance Imaging

Magnetic Resonance Imaging

Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...

Imaging Studies for Cardiovascular System IV: CMRI

Imaging Studies for Cardiovascular System IV: CMRI

Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...

Imaging Studies I: CT and MRI

Imaging Studies I: CT and MRI

Introduction: MRI and CT scans are crucial advancements in medical imaging techniques, playing a vital role in diagnosing conditions related to the gastrointestinal (GI) system. Each scan serves distinct purposes, targets specific areas, and requires unique nursing duties.
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Imaging Studies IV: Magnetic Resonance Imaging

Imaging Studies IV: Magnetic Resonance Imaging

Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...

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Updated: Jul 10, 2026

Making MR Imaging Child's Play - Pediatric Neuroimaging Protocol, Guidelines and Procedure

Making MR Imaging Child's Play - Pediatric Neuroimaging Protocol, Guidelines and Procedure

Published on: July 30, 2009

A practical guide to ACR MRI accreditation.

Robert A Bell¹

¹Department of Radiology, UCSD School of Medicine, USA. bell3660@sbcglobal.net

Radiology Management

|November 7, 2007

Summary

Achieving American College of Radiology (ACR) MRI accreditation is manageable for staff. Careful submission review and expert consultation prevent common failures in the accreditation process.

Area of Science:

Medical Imaging
Radiology
Magnetic Resonance Imaging

Background:

The American College of Radiology (ACR) MRI accreditation program ensures quality standards in diagnostic imaging.
Successful accreditation requires adherence to specific technical and procedural guidelines.

Purpose of the Study:

To provide guidance on achieving ACR MRI accreditation.
To identify common pitfalls and offer solutions for a successful application process.

Main Methods:

Review of common reasons for accreditation failure.
Recommendations for quality control and expert consultation.

Main Results:

Most ACR MRI accreditation failures stem from inadequate submission checks.

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Making MR Imaging Child's Play - Pediatric Neuroimaging Protocol, Guidelines and Procedure

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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

Protocol for the Evaluation of MRI Artifacts Caused by Metal Implants to Assess the Suitability of Implants and the Vulnerability of Pulse Sequences

Protocol for the Evaluation of MRI Artifacts Caused by Metal Implants to Assess the Suitability of Implants and the Vulnerability of Pulse Sequences

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Proper preparation and expert assistance significantly increase the likelihood of success.

Conclusions:

ACR MRI accreditation is attainable with meticulous attention to detail.
Engaging an MRI physics expert is crucial for navigating the accreditation process effectively.