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pro vyhledávání: ''
Autor:
Sanaz Javadi, Ajaykumar C. Morani, Nicolaus A. Wagner-Bartak, Jia Sun, Xinming Liu, Adam G. Chandler, Corey T. Jensen, Eric P. Tamm
Publikováno v:
American Journal of Roentgenology. 215:50-57
OBJECTIVE. The purpose of this study was to perform quantitative and qualitative evaluation of a deep learning image reconstruction (DLIR) algorithm in contrast-enhanced oncologic CT of the abdomen...
Publikováno v:
American Journal of Roentgenology. 214:808-816
OBJECTIVE. The purpose of this study is to determine the degree of the relationship between perfusion CT (PCT) parameters and iodine concentration metrics derived from triple-bolus dual-energy CT (DECT) and to compare the radiation dose delivered. SU
Publikováno v:
American Journal of Roentgenology. 213:1291-1296
OBJECTIVE. This study aims to compare the diagnostic accuracy of virtual unenhanced CT images derived from dual-source dual-energy contrast-enhanced CT with that of standard unenhanced CT images for evaluation of sialolithiasis. MATERIALS AND METHODS
Publikováno v:
American Journal of Roentgenology. 212:W1-W9
Objective The purpose of this study is to describe the MRI findings and evaluate the prevalence of supraspinatus myotendinous injuries. Materials and methods Among 1001 consecutive shoulders that underwent either conventional MRI or MR arthrography b
Autor:
Jinru Shia, Andrea Knezevic, Marinela Capanu, Natally Horvat, Sandy Liu, Aradhna Raj, Kristina A. Matkowskyj, Marc J. Gollub, Perry J. Pickhardt
Publikováno v:
AJR Am J Roentgenol
OBJECTIVE. The purpose of the present study is to evaluate the diagnostic performance of and interreader agreement for CT colonography (CTC) in the local staging of colon cancer, with emphasis given to the FOxTROT (Fluoropyrimidine, Oxaliplatin, and
Autor:
Sean D. Raj, Matthew R. Palmer, Sarah Esaa Hassonjee, Da Zhang, Georgeta Mihai, Alexander Brook, Jordana Phillips
Publikováno v:
American Journal of Roentgenology. 211:839-846
The purpose of this study is to provide a more accurate estimation of the radiation dose of contrast-enhanced spectral mammography (CESM) relative to that of 2D digital mammography and tomosynthesis using phantom and patient data and an accepted dosi
Autor:
Ferco H. Berger, Savvas Nicolaou, Mohammed F. Mohammed, Ismail Tawakol Ali, Faisal Khosa, Tejbir Chahal, Khaled Y. Elbanna
Publikováno v:
American Journal of Roentgenology. 211:776-782
The hypothesis of this study was that the use of dual-energy spectral techniques in CT can improve accuracy in the diagnosis of acute gangrenous appendicitis.This retrospective study included 209 patients with a pathologic diagnosis of appendicitis.
Publikováno v:
American Journal of Roentgenology. 211:W22-W32
The primary objective of this study was to compare triple-bolus dual-energy CT (DECT) against standard triple-phase MDCT in terms of appropriateness of patient treatment.One hundred twenty-four patients with suspected renal masses seen at ultrasound
Autor:
Johannes Boos, Olga R. Brook, Vassilios Raptopoulos, Michele Perillo, Jieming Fang, Martin P. Smith, Christina M Chingkoe
Publikováno v:
American Journal of Roentgenology. 209:1056-1063
The purpose of this article is to evaluate the image quality and added value of split-bolus contrast agent injection combining late arterial and portal venous phases compared with single-bolus contrast agent injection late arterial phase CT enterogra
Publikováno v:
American Journal of Roentgenology. 209:W128-W138
The purpose of this study is to identify the anatomic locations of appendixes on CT when graded compression sonography fails to visualize the appendix.The study included 197 patients with suspected appendicitis whose appendixes were not visualized on