logo
CanyamAI summaries for academic research
language
MobileMobile
  • Phone FeatureWeChat Mini Program
EnglishEnglish
noticeNotice
BlogBlog
delete
arrow
Back
J

Juan Carlos Ramírez-Giraldo

University of California System

24H-index
70Paper Count
2.3KCitation Count
Published Papers 25
Publication Date
logo
Reply to A Simple Path Forward to Reducing Excessive Radiation Doses for CT
errAmerican Journal of Roentgenology
IF6.1
err2026-01-01
err0
PREAI
errSamei, Ehsan; Wells, Jered R.; Christianson, Olav; Gress, Dustin A.; Gingold, Eric; Jacobs, Jurgen; Boedeker, Kirsten; Ramirez-Giraldo, Juan Carlos; Yu, Lifeng; McNitt-Gray, Michael
errShare
errSave
Comparison of Hounsfield Unit variability between two same model photon counting CT detector systems. A phantom study applied to lung CT
errPHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS
IF2.7
err2024-10-01
err1
PREAI
errTafti, Sina; Abadia, Andres; Fung, George; Ramirez-Giraldo, Juan Carlos; O'Doherty, Jim
errShare
errSave
Multi-institutional Protocol Guidance for Pediatric Photoncounting CT
errRADIOLOGY
IF15.2
err2024-05-01
err3
PREAI
errHorst, Kelly K.; Cao, Joseph Y.; McCollough, Cynthia H.; El-Ali, Alex; Frush, Donald P.; Siegel, Marilyn J.; Ramirez-Giraldo, Juan Carlos; O'Donnell, Tom; Bach, Steve; Yu, Lifeng
errShare
errSave
Liver fat quantification in photon counting CT in head to head comparison with clinical MRI - First experience
errEUROPEAN JOURNAL OF RADIOLOGY
IF3.3
err2023-04-01
err18
PREAI
errSchwartz, Fides Regina; Ashton, Jeffrey; Wildman-Tobriner, Benjamin; Molvin, Lior; Ramirez-Giraldo, Juan Carlos; Samei, Ehsan; Bashir, Mustafa Rifaat; Marin, Daniele
errShare
errSave
Sex differences in machine learning computed tomography-derived fractional flow reserve
errSCIENTIFIC REPORTS
IF3.9
err2022-08-16
err3
errOAAI
errAl Rifai, Mahmoud; Ahmed, Ahmed Ibrahim; Han, Yushui; Saad, Jean Michel; Alnabelsi, Talal; Nabi, Faisal; Chang, Su Min; Cocker, Myra; Schwemmer, Chris; Ramirez-Giraldo, Juan C.; Zoghbi, William A.; Mahmarian, John J.; Al-Mallah, Mouaz H.
errShare
errSave
Time-resolved, Cardiac-gated Computed Tomography After Endovascular Ascending Aortic and Arch Repair
errANNALS OF THORACIC SURGERY
IF3.9
err2022-05-01
err1
errOAAI
errBerczeli, Marton; Chinnadurai, Ponraj; Carlos Ramirez-Giraldo, Juan; Garami, Zsolt; Lumsden, Alan B.; Atkins, Marvin D.; Chang, Su Min
errShare
errSave
Prognostic Value of Computed Tomography-Derived Fractional Flow Reserve Comparison With Myocardial Perfusion Imaging
errJACC-CARDIOVASCULAR IMAGING
IF15.2
err2022-02-01
err13
errOAAI
errAhmed, Ahmed Ibrahim; Han, Yushui; Al Rifai, Mahmoud; Alnabelsi, Talal; Nabi, Faisal; Chang, Su Min; Cocker, Myra; Schwemmer, Chris; Ramirez-Giraldo, Juan C.; Kleiman, Neal S.; Zoghbi, William A.; Mahmarian, John J.; Al-Mallah, Mouaz H.
errShare
errSave
Evaluating renal lesions using deep-learning based extension of dual-energy FoV in dual-source CT-A retrospective pilot study
errEUROPEAN JOURNAL OF RADIOLOGY
IF3.3
err2021-06-01
err1
errOAAI
errSchwartz, Fides R.; Clark, Darin P.; Ding, Yuqin; Ramirez-Giraldo, Juan Carlos; Badea, Cristian T.; Marin, Daniele
errShare
errSave
Deep learning based spectral extrapolation for dual-source, dual-energy x-ray computed tomography
errMEDICAL PHYSICS
IF3.2
err2020-07-06
err10
errOAAI
errClark, Darin P.; Schwartz, Fides R.; Marin, Daniele; Ramirez-Giraldo, Juan C.; Badea, Cristian T.
errShare
errSave
Reproducibility of CT Radiomic Features within the Same Patient: Influence of Radiation Dose and CT Reconstruction Settings
errRADIOLOGY
IF15.2
err2019-12-01
err197
PREAI
errMeyer, Mathias; Ronald, James; Vernuccio, Federica; Nelson, Rendon C.; Ramirez-Giraldo, Juan Carlos; Solomon, Justin; Patel, Bhavik N.; Samei, Ehsan; Marin, Daniele
errShare
errSave
Dual-Energy CT in Children: Imaging Algorithms and Clinical Applications
errRADIOLOGY
IF15.2
err2019-05-01
err59
PREAI
errSiegel, Marilyn J.; Ramirez-Giraldo, Juan Carlos
errShare
errSave
Renal Lesion Characterization with Spectral CT: Determining the Optimal Energy for Virtual Monoenergetic Reconstruction
errRADIOLOGY
IF15.2
err2018-06-01
err27
PREAI
errSchabel, Christoph; Patel, Bhavik; Harring, Scott; Duvnjak, Petar; Ramirez-Giraldo, Juan Carlos; Nikolaou, Konstantin; Nelson, Rendon C.; Farjat, Alfredo E.; Marin, Daniele
errShare
errSave
Optimizing window settings for improved presentation of virtual monoenergetic images in dual-energy computed tomography
errMEDICAL PHYSICS
IF3.2
err2017-09-22
err8
PREAI
errFu, Wanyi; Marin, Daniele; Ramirez-Giraldo, Juan Carlos; Choudhury, Kingshuk Roy; Solomon, Justin; Schabel, Christoph; Patel, Bhavik N.; Samei, Ehsan
errShare
errSave
Dual-Source Single-Energy Multidetector CT Used to Obtain Multiple Radiation Exposure Levels within the Same Patient: Phantom Development and Clinical Validation
errRADIOLOGY
IF15.2
err2017-05-01
err13
errOAAI
errBellini, Davide; Ramirez-Giraldo, Juan Carlos; Bibbey, Alex; Solomon, Justin; Hurwitz, Lynne M.; Farjat, Alfredo; Mileto, Achille; Samei, Ehsan; Marin, Daniele
errShare
errSave
CT Dose Optimization in Pediatric Radiology: A Multiyear Effort to Preserve the Benefits of Imaging While Reducing the Risks
errRADIOGRAPHICS
IF5.5
err2015-09-01
err35
PREAI
errGreenwood, Taylor J.; Lopez-Costa, Rodrigo I.; Rhoades, Patrick D.; Ramirez-Giraldo, Juan C.; Starr, Matthew; Street, Mandie; Duncan, James; McKinstry, Robert C.
errShare
errSave
Diagnostic Performance of an Advanced Modeled Iterative Reconstruction Algorithm for Low-Contrast Detectability with a Third-Generation Dual-Source Multidetector CT Scanner: Potential for Radiation Dose Reduction in a Multireader Study
errRADIOLOGY
IF15.2
err2015-06-01
err145
PREAI
errSolomon, Justin; Mileto, Achille; Ramirez-Giraldo, Juan Carlos; Samei, Ehsan
errShare
errSave
Iodine Quantification to Distinguish Clear Cell from Papillary Renal Cell Carcinoma at Dual-Energy Multidetector CT: A Multireader Diagnostic Performance Study
errRADIOLOGY
IF15.2
err2014-12-01
err147
PREAI
errMileto, Achille; Marin, Daniele; Alfaro-Cordoba, Marcela; Ramirez-Giraldo, Juan Carlos; Eusemann, Christian D.; Scribano, Emanuele; Blandino, Alfredo; Mazziotti, Silvio; Ascenti, Giorgio
errShare
errSave
An angle-dependent estimation of CT x-ray spectrum from rotational transmission measurements
errMEDICAL PHYSICS
IF3.2
err2014-05-21
err16
PREAI
errLin, Yuan; Ramirez-Giraldo, Juan Carlos; Gauthier, Daniel J.; Stierstorfer, Karl; Samei, Ehsan
errShare
errSave
Differentiating Calcium Oxalate and Hydroxyapatite Stones In Vivo Using Dual-Energy CT and Urine Supersaturation and pH Values
errACADEMIC RADIOLOGY
IF3.9
err2013-12-01
err16
errOAAI
errLiu, Yu; Qu, Mingliang; Carter, Rickey E.; Leng, Shuai; Ramirez-Giraldo, Juan Carlos; Jaramillo, Giselle; Krambeck, Amy E.; Lieske, John C.; Vrtiska, Terri J.; McCollough, Cynthia H.
errShare
errSave
Automated Low-Kilovoltage Selection in Pediatric Computed Tomography Angiography Phantom Study Evaluating Effects on Radiation Dose and Image Quality
errINVESTIGATIVE RADIOLOGY
IF8
err2013-08-01
err41
PREAI
errSiegel, Marilyn Joy; Ramirez-Giraldo, Juan Carlos; Hildebolt, Charles; Bradley, David; Schmidt, Bernhard
errShare
errSave

Research Directions

The data has not been retrieved yet.
Co-authors
Cooperation Journals
C
Cynthia H. McCollough
H-index: 101 · Papers: 666
N
Neal S. Kleiman
H-index: 100 · Papers: 809
W
William A. Zoghbi
H-index: 94 · Papers: 525
J
Joel G. Fletcher
H-index: 91 · Papers: 555
R
Rickey E. Carter
H-index: 86 · Papers: 549
View more