L
Laurence Parker
Researcher at Thomas Jefferson University Hospital
Publications - 159
Citations - 6147
Laurence Parker is an academic researcher from Thomas Jefferson University Hospital. The author has contributed to research in topics: Medicare Part B & Specialty. The author has an hindex of 42, co-authored 159 publications receiving 5608 citations. Previous affiliations of Laurence Parker include Thomas Jefferson University.
Papers
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Journal ArticleDOI
Accuracy of MRI, MR Arthrography, and Ultrasound in the Diagnosis of Rotator Cuff Tears: A Meta-Analysis
TL;DR: MR arthrography is the most sensitive and specific technique for diagnosing both full- and partial-thickness rotator cuff tears.
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Pancreatic Cysts: Depiction on Single-Shot Fast Spin-Echo MR Images
TL;DR: The prevalence of pancreatic cysts at single-shot fast spin-echo (SE) magnetic resonance (MR) imaging-especially cysts with a diameter smaller than 10 mm-is similar to that of pancreas at autopsy and higher than that of Pancreas with malignant pancreatic tumors at transabdominal ultrasonography.
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Lateral epicondylitis of the elbow: US findings.
Dayna Levin,Levon N. Nazarian,Theodore T. Miller,Patrick O'Kane,Rick I. Feld,Laurence Parker,John M. McShane +6 more
TL;DR: US of the common extensor tendon had high sensitivity but low specificity in the detection of symptomatic lateral epicondylitis and the relationship between symptoms and intratendinous calcification, tendon thickening, adjacent bone irregularity, focal hypoechoic regions, and diffuse heterogeneity was statistically significant.
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Musculoskeletal imaging: medicare use, costs, and potential for cost substitution.
Laurence Parker,Levon N. Nazarian,John A. Carrino,William B. Morrison,Gregory M. Grimaldi,Andrea J. Frangos,David C. Levin,Vijay M. Rao +7 more
TL;DR: The substitution of ultrasound (US) for magnetic resonance imaging (MRI) of musculoskeletal (MSK) disorders by describing the recent use and costs of MSK imaging in the Medicare population, projecting these trends from 2006 to 2020, and estimating cost-savings involved in substituting MSK US for MSK MRI, when appropriate.
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MRI criteria for patella alta and baja.
TL;DR: The MRI definition of patella alta and baja is a ratio of TL/PL of more than 1.50 and less than 0.74 respectively, somewhat different than traditionally quoted radiographic and previously described MRI criteria.