Results 131 to 140 of about 5,652,430 (282)

Rheumatoid Arthritis and Coronary Artery Calcium Progression: A Case Cohort Analysis From ELSA‐Brasil

Arthritis Care &Research, EarlyView.
Objective To investigate the association between rheumatoid arthritis (RA) and coronary artery calcium (CAC) prevalence, incidence, and progression over four years in adults without prior cardiovascular disease. Methods A case‐cohort study within the Brazilian Longitudinal Study of Adult Health (ELSA‐Brasil) included 585 participants (86 patients with ...
Patrícia Fonseca Estrada, Marcos Rafael N. Cavalcante, Itamar de Souza Santos, Márcio S. Bittencourt, Vandrize Meneghini, Paulo A. Lotufo, Alessandra C. Goulart, Isabela M. Bensenor   +7 more
wiley   +1 more source

Mathematical Estimation and in Vivo Dose Measurement for Cone-Beam Computed Tomography on Prostate Cancer Patients

, 2011
Background and purpose: Cone-beam computed tomography (CBCT) increases the doses on normal tissues. Our study sought to develop a mathematical model that Would provide an estimate of and verify in vivo rectal dose from CBCT in prostate cancer patients ...
鄭秀成;蔡巧琳;詹文棟;董傳中;成佳憲, JENG, SHIU-CHEN;TSAI, CHIAO-LING;CHAN, WEN-TUNG;TUNG, CHUAN-JONG;CHENG, JASON CHIA-HSIEN   +1 more
core   +1 more source

Establishing Diagnostic Reference Level for Adult Abdomen and Pelvis CT Scans: A Benchmarking Study across BMI Groups

Indian Journal of Radiology and Imaging
Objective This study aims to establish local diagnostic reference levels (DRLs) for contrast-enhanced computed tomography (CECT) abdomen and pelvis scans in adult patients within the Mangalore region, emphasizing variations in radiation ...
Jaseemudheen M. M., Raghuraja U., Sri Krishna U., Lathika Shetty, Amita Dabholkar, Chandana Ramachandraiah   +5 more
doaj   +1 more source

Health Care Use Among Patients Presenting to Emergency Department for Gout Flares in Ontario, Canada: A Population‐Based Health Systems Analysis

Arthritis Care &Research, EarlyView.
Objective We characterized emergency department (ED) gout visits and identified patient characteristics and health services patterns contributing to ED presentations. Methods We conducted a population‐based study of ED gout visits in Ontario, Canada, between 2014 and 2023.
Timothy S. H. Kwok, Samantha Morais, William K. Silverstein, Clare L. Atzema, Gregory Choy, Priyanka Chandratre, Ping Li, Jessica Widdifield   +7 more
wiley   +1 more source

Shearlet-based regularized ROI reconstruction in fan beam computed tomography

, 2015
Region-of-interest (ROI) reconstruction in computed tomography (CT) is a problem receiving increasing attention in the medical imaging community, due to its potential to lower exposure to X-ray radiation and to reduce the scanning time.
Bubba T. , A., Labate, D., BONETTINI, Silvia, Goossens, B., Zanghirati, G.   +4 more
core   +1 more source

Computed Tomography Dose Index Volume [PDF]

, 2020
openaire   +1 more source

Immunosuppressive Drug Use in Limited Systemic Sclerosis: An International Survey

Arthritis Care &Research, EarlyView.
Objective Current guidelines recommend immunosuppressive treatment for diffuse cutaneous systemic sclerosis but are less clear on their use in limited cutaneous systemic sclerosis (lcSSc) in the absence of internal organ complications. We conducted an international survey to understand current immunosuppressive drug prescribing patterns in lcSSc ...
Sabrina Hoa, Yicheng Mu, Marie Hudson, Janet Pope   +3 more
wiley   +1 more source

Low-dose computed tomography of urolithiasis in obese patients: a feasibility study to evaluate image reconstruction algorithms

, 2019
De-Hua Chang,1 Karin Slebocki,2 Ekaterina Khristenko,1 Jan Herden,3 Johannes Salem,3 Nils Große Hokamp,2 Kamal Mammadov,2 Martin Hellmich,4 Christoph Kabbasch21Department of Diagnostic and Interventional Radiology, University Medical Center ...
Herden J, Kabbasch C, Slebocki K, Chang DH, Hellmich M, Khristenko E, Salem J, Große Hokamp N, Mammadov K   +8 more
core  

Cranial Computer Tomography with Photon Counting and Energy-Integrated Detectors: Objective Comparison in the Same Patients

Diagnostics
This study provides an objective comparison of cranial computed tomography (CT) imaging quality and radiation dose between photon counting detectors (PCCTs) and energy-integrated detectors (EIDs). We retrospectively analyzed 158 CT scans from 76 patients,
Anna Klempka, Alexander Schröder, Philipp Neumayer, Christoph Groden, Sven Clausen, Svetlana Hetjens   +5 more
doaj   +1 more source

Distinct Systemic Sclerosis Phenotypes Related to Ethnicity: An Opportunity to Personalize Care?

Arthritis Care &Research, EarlyView.
Objective The objective is to describe and compare demographic, clinical, and serological characteristics of patients with systemic sclerosis (SSc) according to ethnic background. Methods Participants enrolled in the Canadian Scleroderma Research Group cohort who self‐identified to a single ethnicity group were included.
Danick Goulet, Camille Guertin, Maggie Larché, Isabelle Ferdinand, Marie Hudson, May Y. Choi, Mohammed Osman, Janet Pope, Carter Thorne, Murray Baron, Sasha Bernatsky, Sabrina Hoa   +11 more
wiley   +1 more source