Antonio C. Westphalen

ORCID: 0000-0003-0071-4989
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About
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Research Areas
  • Prostate Cancer Diagnosis and Treatment
  • Prostate Cancer Treatment and Research
  • MRI in cancer diagnosis
  • Urologic and reproductive health conditions
  • Renal and related cancers
  • Medical Imaging Techniques and Applications
  • Urological Disorders and Treatments
  • Radiation Dose and Imaging
  • Cardiac Imaging and Diagnostics
  • Adrenal Hormones and Disorders
  • Advanced X-ray and CT Imaging
  • Advanced Neural Network Applications
  • Global Maternal and Child Health
  • Cardiac tumors and thrombi
  • Adrenal and Paraganglionic Tumors
  • Healthcare Policy and Management
  • Healthcare Systems and Reforms
  • Advanced MRI Techniques and Applications
  • Medical Imaging and Analysis
  • Ultrasound in Clinical Applications
  • Cardiovascular Issues in Pregnancy
  • Diet, Metabolism, and Disease
  • Neurological and metabolic disorders
  • Renal cell carcinoma treatment
  • Gallbladder and Bile Duct Disorders

University of Washington
2025

University of California, San Francisco
2008-2022

UCSF Helen Diller Family Comprehensive Cancer Center
2019

Restaurant Opportunities Centers United
2016

Bridge University
2016

University of California System
2006-2014

Our objective is to evaluate if there an association between liver fat accumulation after islet transplantation (ITx) and graft survival. A cohort study was conducted in 34 subjects with type 1 diabetes postallogeneic ITx. Liver content evaluated by magnetic resonance imaging (MRI) (change signal intensity on in-phase opposed-phase images). Kaplan–Meier curves Cox regression analysis were performed dysfunction duration as the dependent variable independent one. Values of p < 0.05...

10.3727/096368913x668663 article EN Cell Transplantation 2013-06-26

Although the second peak of age distribution rhabdomyosarcoma (RMS) is at adolescence, renal RMS extremely rare this group. This tumor indistinguishable from other tumors based on clinical and imaging findings, diagnosis relies histology immunohistochemical staining. We report a unique case adolescent associated with thrombus extending into inferior vena cava (IVC) right atrium. An 18-year-old female presented shortness breath palpitations, flank discomfort, hematuria. A pleomorphic-type...

10.1097/md.0000000000003771 article EN cc-by-nc Medicine 2016-05-01

Purpose To develop techniques and establish a workflow using hyperpolarized carbon‐13 ( 13 C) MRI the pyruvate‐to‐lactate conversion rate (k PL ) biomarker to guide MR‐transrectal ultrasound fusion prostate biopsies. Methods The integrated multiparametric (mpMRI) exam consisted of 1‐min C‐pyruvate EPI acquisition added conventional mpMRI exam. Maps k values were calculated, uploaded picture archiving communication system targeting platform, displayed as color overlays on T 2 ‐weighted...

10.1002/mrm.29399 article EN Magnetic Resonance in Medicine 2022-08-17

10.1016/j.vhri.2014.10.001 article EN publisher-specific-oa Value in Health Regional Issues 2014-11-28

Purpose: A conventional 2D UNet convolutional neural network (CNN) architecture may result in ill-defined boundaries segmentation output. Several studies imposed stronger constraints on each level of to improve the performance UNet, such as SegNet. In this study, we investigated SegNet and a proposed conditional random field insert (CRFI) for zonal prostate from clinical T2-weighted MRI data. Methods: We introduced new methodology that combines CRFI accuracy robustness segmentation. has...

10.48550/arxiv.2002.06330 preprint EN other-oa arXiv (Cornell University) 2020-01-01

10.37549/ar1458 article cc-by Applied Radiology 2006-10-01
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