Articles tagged "Image analysis"

2019 American Transplant Congress
Feasibility of a Rapid Magnetic Resonance Protocol to Assess Body Composition Profiles in Adult Liver Transplant Candidates
S. Pine¹, L. Adamski¹, D. Gregory¹, C. Padilla¹, J. Gottstein², A. Lemmer¹, M. Forsgren³, M. Rinella¹, L. B. VanWagner⁴
¹Medicine-GI & Hepatology, Northwestern University, Chicago, IL, ²Northwestern University, Chicago, IL, ³Center for Medical Image Science, Linköping University, Linköping, Sweden, ⁴Medicine-GI & Hepatology and Preventive Medicine, Northwestern University, Chicago, IL
*Purpose: Body mass index (BMI) is a poor marker of obesity and outcomes in liver transplant (LT) candidates. Data suggest that body composition profiling (BCP),…
2019 American Transplant Congress
Alteration of Myocardial Velocities and T1 Times in Patients with Acute Cellular Rejection during First Year Post Heart Transplant
R. Sarnari, A. Ruh, M. Abbasi, J. Blaisdell, R. Dolan, J. Wilcox, S. Khan, E. Vorovich, J. Rich, A. Anderson, C. Yancy, J. Carr, M. Markl, K. Ghafourian
Northwestern University, Chicago, IL
*Purpose: We hypothesize that acute cellular rejection (ACR) episodes during the first year post heart transplant (HTx) may lead to structural and functional alterations of…
2019 American Transplant Congress
Kidney Volumes in Healthy Donors – Does Size Really Matter?
F. R. Schwartz¹, B. I. Shaw², F. Vernuccio¹, F. Rigiroli¹, F. Gonzalez¹, R. Lerebours³, K. Ravindra², D. Marin¹
¹Radiology, Duke University, Durham, NC, ²General Surgery, Duke University, Durham, NC, ³Biostatistics and Bioinformatics, Duke University, Durham, NC
*Purpose: To assess the relationship between craniocaudal renal diameters and renal volumes, as well as the frequency of appropriate renal selection for transplant using conventional…
2019 American Transplant Congress
Near-Infrared Fluorescence Imaging with ZW800-1 Dye to Assess Donor Kidneys While on Ex-Vivo Normothermic Machine Perfusion
A. S. Arykbaeva¹, K. M. Rozenberg², M. L. Lo Faro², J. Hunter², J. B. Doppenberg¹, A. R. Valentijn³, A. G. Terwisscha van Scheltinga³, H. Putter⁴, I. P. Alwayn¹, J. V. Frangioni⁵, J. Burggraaf⁶, A. L. Vahrmeijer¹, R. J. Ploeg², V. A. Huurman¹
¹Department of Surgery, Leiden University Medical Center, Leiden, Netherlands, ²Nuffield Department of Surgical Sciences, Oxford, United Kingdom, ³Department of Clinical Pharmacy and Toxicology, Leiden University Medical Center, Leiden, Netherlands, ⁴Department of Biomedical Data Sciences, Leiden University Medical Center, Leiden, Netherlands, ⁵Curadel, LCC, Marlborough, MA, ⁶Centre for Human Drug Research, Leiden, Netherlands
*Purpose: At present, more older and higher risk donor kidneys are accepted resulting in increased uncertainty about quality. This may result in unjustified discard of…
2019 American Transplant Congress
Alterations in Brain Metabolites before and after Kidney Transplant
A. Gupta¹, P. Lee², R. Lepping³, A. Jurgensen¹, J. Klein¹, P. Adany⁴, D. Cibrik¹, J. Burns⁵, W. Brooks³, I. Choi⁶
¹Division of Nephrology, The Kidney Institute, University of Kansas Medical Center, Kansas City, KS, ²Hoglund Brain Imaging Center, Department of Molecular & Integrative Physiology, University of Kansas Medical Center, Kansas City, KS, ³Hoglund Brain Imaging Center, Alzheimer’s Disease Center,, University of Kansas Medical Center, Kansas City, KS, ⁴Hoglund Brain Imaging Center, University of Kansas Medical Center, Kansas City, KS, ⁵Alzheimer’s Disease Center, Department of Neurology, University of Kansas Medical Center, Kansas City, KS, ⁶Hoglund Brain Imaging Center, Department of Neurology, University of Kansas Medical Center, Kansas City, KS
*Purpose: End stage renal disease (ESRD) is associated with accumulation of uremic metabolites and poor cognitive performance. Alterations in brain metabolites are associated with cognitive…
2019 American Transplant Congress
Hepatic Artery Anastomosis Post-Operative Anatomy Influences Doppler Ultrasound Systolic Acceleration Time after Liver Transplantation
R. A. Choudhury, A. Yule, K. Conzen, E. A. Pomfret, T. L. Nydam
Transplant Surgery, University of Colorado, Aurora, CO
*Purpose: Prolongation of the systolic acceleration time (SAT) and decreased resistive index (R/I) of the proper hepatic artery following liver transplant have been associated with…
2019 American Transplant Congress
Contrast-Enhanced Ultrasonography Predicts Insulin Secretion Ability at 1 Year after Pancreas Transplantation
N. Aida¹, T. Kenmochi¹, T. Ito¹, K. Kurihara¹, A. Kawai¹, T. Nishikawa², I. Hiratsuka³, M. Shibata³, A. Suzuki³, M. Hasegawa⁴, M. Kusaka⁵, M. Hoshinaga⁵
¹Transplantation and Regenerative Medicine, Fujita Health University, Toyoake, Japan, ²Liver, Biliary Tract and Pancreas Diseases, Fujita Health University, Toyoake, Japan, ³Endocrinology and Metabolism, Fujita Health University, Toyoake, Japan, ⁴Nephrology, Fujita Health University, Toyoake, Japan, ⁵Urology, Fujita Health University, Toyoake, Japan
*Purpose: We have previously reported that contrast enhanced ultrasonography (CEUS) is useful to evaluate the graft circulation and to predict the endocrine function of the…
2019 American Transplant Congress
The Important Roles of Dendritic Cells in Transplantation
T. Ueno¹, M. M. McGrath¹, M. Y. Yeung¹, S. Cai¹, Y. Ueno¹, T. Yokoyama², Y. Kihara², O. Konno², Y. Nakamura², H. Iwamoto², A. K. Chandraker¹
¹Medicine, Renal Division, Brigham and Women's Hospital, Transplantation Research Center, Boston, MA, ²Kidney Transplantation Surgery, Tokyo Medical University, Hachioji Medical Center, Tokyo, Japan
*Purpose: The interplay between dendritic cells (DCs) and T cells plays a central role in the process of allograft rejection. Upon antigen exposure, positive costimulatory…
2019 American Transplant Congress
In Vivo/In Situ Behaviour of Allogeneic Spleen versus Bone Marrow Cells in Wild-Type Neonatal Mice: Insights into Robust Transplant Tolerance Induction
R. A. Bascom, K. Tao, L. J. West
Pediatrics, University of Alberta, Edmonton, AB, Canada
*Purpose: Comparing the behaviour of fully allogeneic spleen (SC) vs bone marrow cells (BMC) in non-conditioned neonatal mice is important for maximizing synergistic interactions between…
2018 American Transplant Congress
Noninvasive Quantization of Intra-Renal Allograft C4d Deposition with Targeted Ultrasound Imaging
T. Liao,¹ Y. Zhang,¹ J. Ren,² H. Zheng,¹ H. Zhang,² X. Liu,¹ T. Yin,² Q. Sun.¹
¹Organ Transplantation Research Institute, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong, China; ²Department of Medical Ultrasound, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong, China.
Antibody-mediated rejection (AMR) has emerged as the major cause of renal allograft dysfunction. C4d, a specific marker of AMR diagnosis, was strongly recommended for routine…