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Related Concept Videos

Ultrasonography01:17

Ultrasonography

Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development.
During an ultrasonography procedure, a handheld device called a...
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.
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Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
Imaging Studies I: CT and MRI01:14

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.
Description of the Procedures
Computed Tomography (CT) scan:
Computed Tomography (CT) scans use X-ray technology to generate detailed images of bones, organs, and tissues. During the scan, the patient lies on a moving table...
Radiological Investigation II: MRI and Ventilation Perfusion Scan01:30

Radiological Investigation II: MRI and Ventilation Perfusion Scan

Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
Positron Emission Tomography01:29

Positron Emission Tomography

Positron emission tomography (PET) is a medical imaging technique involving radiopharmaceuticals — substances that emit short-lived radiation. Although the first PET scanner was introduced in 1961, it took 15 more years before radiopharmaceuticals were combined with the technique and revolutionized its potential.
One of the main requirements of a PET scan is a positron-emitting radioisotope, which is produced in a cyclotron and then attached to a substance used by the part of the body being...

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Management of Respiratory Motion Artefacts in 18F-fluorodeoxyglucose Positron Emission Tomography using an Amplitude-Based Optimal Respiratory Gating Algorithm
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Published on: July 23, 2020

Addressing overutilization in medical imaging.

William R Hendee1, Gary J Becker, James P Borgstede

  • 1Department of Radiology, Medical College of Wisconsin, Milwaukee, WI 53226-4801, USA. whendee@mcw.edu

Radiology
|August 26, 2010
PubMed
Summary
This summary is machine-generated.

Medical imaging has advanced patient care, but overutilization is a growing concern. Addressing factors like payment incentives and physician behavior is key to reducing unnecessary imaging services.

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Area of Science:

  • Radiology and Medical Imaging
  • Health Services Research
  • Healthcare Policy

Background:

  • Medical imaging has significantly improved patient outcomes and quality of life over the last two decades.
  • Technological advancements in computed tomography (CT), magnetic resonance (MR) imaging, and positron emission tomography (PET) have driven this growth.
  • However, a portion of this expansion is linked to the overutilization of imaging services.

Purpose of the Study:

  • To examine the root causes contributing to the overutilization of medical imaging.
  • To identify and propose strategies for mitigating the overutilization of imaging services.

Main Methods:

  • A 2-day summit hosted by the American Board of Radiology Foundation in August 2009.
  • Convened over 60 diverse healthcare organizations to discuss imaging overutilization.
  • Identified key influencing forces through collaborative discussion.

Main Results:

  • Identified key drivers of overutilization: payment mechanisms, financial incentives, referring physician behavior, self-referral, defensive medicine, educational gaps, patient expectations, and duplicate studies.
  • Highlighted the need for evidence-based appropriateness criteria for imaging.
  • Emphasized the role of practice guidelines, point-of-care decision support, and stakeholder education.

Conclusions:

  • Reducing imaging overutilization requires a multi-faceted approach involving national collaboration and policy changes.
  • Key recommendations include developing appropriateness criteria, enhancing practice guidelines, implementing decision support tools, and reforming payment structures.
  • Addressing self-referral, defensive medicine, and improving education for physicians and patients are crucial for optimizing imaging resource allocation.