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Related Concept Videos

Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

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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...
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Ultrasonography01:17

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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...
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Computed Tomography01:10

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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...
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Imaging Studies I: CT and MRI01:14

Imaging Studies I: CT and MRI

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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...
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Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

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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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Ultrasound I: Abdominal Ultrasonography01:20

Ultrasound I: Abdominal Ultrasonography

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Introduction:
Abdominal ultrasonography, commonly known as abdominal ultrasound, is a vital, non-invasive medical imaging technique widely used in healthcare.
Procedure:
This diagnostic tool allows the clinician to visually inspect internal structures within the abdomen, including vital organs such as the liver, gallbladder, pancreas, kidneys, and spleen.
The abdominal ultrasound process begins with applying a special gel to the patient's skin over the abdomen. This gel enhances the...
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Utilization Trends in Abdominal Imaging, 2004-2016.

Michael R Kramer1, David C Levin1, Vijay M Rao1

  • 1Department of Radiology, Center for Research on Utilization of Imaging Services, Thomas Jefferson University Hospital, 132 S 10th St, Ste 780-A Main, Philadelphia, PA 19107.

AJR. American Journal of Roentgenology
|May 27, 2020
PubMed
Summary
This summary is machine-generated.

Overall abdominal imaging use in Medicare beneficiaries declined 20.8% from 2004-2016, driven by reduced radiography and fluoroscopy, despite increased MRI use. Radiologists maintained an 87% market share.

Keywords:
abdominal imagingcode bundlingimaging utilization

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Area of Science:

  • Radiology
  • Medical Imaging
  • Health Services Research

Background:

  • Abdominal imaging is crucial for diagnosing various conditions in the Medicare population.
  • Understanding utilization trends is essential for resource allocation and healthcare policy.
  • Recent changes in coding and reimbursement may impact imaging practices.

Purpose of the Study:

  • To analyze trends in the utilization of noninvasive abdominal imaging among Medicare beneficiaries from 2004 to 2016.
  • To identify changes in the use of specific imaging modalities, including CT, MRI, ultrasound, and radiography.
  • To examine the impact of code bundling on imaging utilization and reimbursement.

Main Methods:

  • Review of Medicare Part B databases (2004-2016).
  • Identification and categorization of Current Procedural Terminology codes for abdominal and pelvic imaging.
  • Calculation of annual utilization rates per 1000 beneficiaries.
  • Analysis of reimbursements and physician specialty data.

Main Results:

  • Total abdominal imaging utilization decreased by 20.8% (558.0 to 441.9 per 1000 beneficiaries).
  • CT/CTA use increased initially, then slowed after 2011 code bundling. MRI/MRA utilization rose sharply by 81.2%.
  • Radiography (-29.4%), radionuclide imaging (-32.1%), and gastrointestinal fluoroscopy (-40.5%) significantly declined. Reimbursements peaked in 2009 and dropped post-2011.

Conclusions:

  • Abdominal imaging utilization has declined, influenced by code bundling and reduced use of radiography, fluoroscopy, and nuclear imaging.
  • Despite overall decline, MRI/MRA utilization shows substantial growth.
  • Radiologists consistently performed the majority (approx. 87%) of abdominal imaging procedures during the study period.