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Comparative Effectiveness of Imaging Modalities for the Diagnosis of Intestinal Obstruction in Neonates and Infants

Rationale and Objectives The purpose of this study was to critically appraise and compare the diagnostic performance of imaging modalities that are used for the diagnosis of upper and lower gastro...

Assessing Medical Student Knowledge of Imaging Modality Selection Before and After a General Radiology Elective A Comparison of MS-IIs, MS-IIIs, and MS-IVs

Rationale and Objectives Correct selection of imaging tests is essential for clinicians but until recently has been largely neglected in medical education. How and when students acquire such non-i...

Ventilation Heterogeneity in Never-smokers and COPD

Rationale and Objectives Pulmonary functional magnetic resonance imaging provides a way to quantify ventilation and its heterogeneity—a hallmark finding in chronic obstructive pulmonary disease (C...

Using MRI to Reveal (and Resolve) the Complexity of Obstructive Lung Disease

Despite the challenges, cost, and widespread prevalence of chronic obstructive pulmonary disease (COPD) , pulmonary imaging currently plays a limited role in staging and guiding therapy. However, r...

Using 3D Modeling Techniques to Enhance Teaching of Difficult Anatomical Concepts

Rationale and Objectives Anatomy is an essential component of medical education as it is critical for the accurate diagnosis in organs and human systems. The mental representation of the shape and...

The Influence of a Vocalized Checklist on Detection of Multiple Abnormalities in Chest Radiography

Rationale and Objectives Although a checklist has been recommended for preventing satisfaction of search (SOS) errors, a previous research study did not demonstrate that benefit. However, observer...

Statistical Issues in Testing Conformance with the Quantitative Imaging Biomarker Alliance (QIBA) Profile Claims

A major initiative of the Quantitative Imaging Biomarker Alliance is to develop standards-based documents called “Profiles,” which describe one or more technical performance claims for a given imag...

Semiautomated Global Quantification of Left Ventricular Myocardial Perfusion at Stress Dynamic CT

Rationale and Objectives To evaluate the diagnostic accuracy of semiautomated global quantification of left ventricular myocardial perfusion derived from stress dynamic computed tomography myocard...

Rapid High-resolution, Self-registered, Dual Lumen-contrast MRI Method for Vessel-wall Assessment in Peripheral Artery Disease

Rationale and Objectives Contrast-enhanced angiographic evaluation by magnetic resonance imaging (MRI) and computed tomography (CT) is the reference standard for assessing peripheral artery diseas...

Perfusion Parameters in Dynamic Contrast-enhanced MRI and Apparent Diffusion Coefficient Value in Diffusion-weighted MRI

Rationale and Objectives To evaluate the association of prognostic factors and subtypes of breast cancer with perfusion parameters in dynamic contrast-enhanced magnetic resonance imaging and appar...