Articles tagged "Image analysis"

2020 American Transplant Congress
Computer-Assisted Cardiac Histologic Evaluation (CACHE) for Grading Cardiac Allograft Rejection
E. Peyster¹, S. ArabYarmohommadi², A. Janowczyk², M. Sekulic³, C. Cassol⁴, M. Feldman¹, K. Margulies¹, A. Madabhushi²
¹University of Pennsylvania, Philadelphia, PA, ²Case Western Reserve University, Cleveland, OH, ³University Hospitals Cleveland Medical Center, Cleveland, OH, ⁴Ohio State University, Columbus, OH
*Purpose: Cardiac allograft rejection (CAR) is a serious concern in heart transplantation, occurring in 30-40% of patients during the first year. Endomyocardial biopsy (EMB) with…
2020 American Transplant Congress
Noninvasive Imaging of CD122+ T Cells via Immuno-PET for Detection of Acute Cellular Rejection
A. J. Matar¹, B. P. Lovasik¹, D. Vanover², L. Rotolo², Y. Dong¹, D. A. Faber¹, D. V. Mathews¹, W. H. Kitchens¹, P. Santangelo², A. B. Adams¹
¹Surgery and Transplantation, Emory University, Atlanta, GA, ²Biomedical Engineering, Georgia Tech, Atlanta, GA
*Purpose: Acute cellular rejection (ACR) remains a clinically important problem following organ transplantation. Clinically, suspicion of ACR is dependent upon serum laboratory values, and diagnosis…
2020 American Transplant Congress
Imaging OX40+Alloreactive T Cells Provides Early Warning of Organ Transplant Rejection
T. Hirai¹, A. Mayer², T. W. Nobashi², Z. Xiao², T. Udagawa³, K. Seo⁴, F. Simonetta⁵, J. Baker⁵, A. Cheng³, S. S. Gambhir², R. S. Negrin⁵
¹Department of Urology, Tokyo Women's Medical University, Tokyo, Japan, ²Department of Radiology, Stanford University, Stanford, CA, ³Department of Otolaryngology-Head and Neck Surgery, Stanford University, Stanford, CA, ⁴Division of Cardiovascular Medicine, Stanford University, Stanford, CA, ⁵Division of Blood and Marrow Transplantation, Stanford University, Stanford, CA
*Purpose: Diagnosis of organ transplant rejection relies upon biopsy approaches to confirm alloreactive T cell infiltration in the graft. Immuno positron emission tomography (immunoPET) utilizing…
2020 American Transplant Congress
Multiplexed Imaging Mass Cytometry Analysis Reveals a New Role for CD68+ Macrophages in Chronic Liver Transplant Rejection
J. Emamaullee, C. Man, J. Hoeflich, N. Ung, R. Sun, N. Matasci, J. Katz, J. Lee, S. Chopra, L. Sher, S. Asgharzadeh, O. Akbari, Y. Genyk
University of Southern California, Los Angeles, CA
*Purpose: Rejection continues to be an important cause of graft loss and failure post-liver transplant (LT). Recently, a novel high-resolution mass spectrometry-based technique has been…
2020 American Transplant Congress
High Laminin Alpha 5 Expression is Observed in the Pancreas of Chronic Pancreatitis Patients and Correlates with Poor Autologous Islet Transplant Outcome
Y. Liu, K. Kumano, S. Vasu, C. M. Darden, M. Lawrence, B. Naziruddin
Baylor University Medical Ctr, Dallas, TX
*Purpose: During chronic pancreatitis (CP), the extracellular matrix (ECM) of the pancreas is destroyed by a vicious cycle of parenchymal autodigestion by digestive exocrine enzymes…
2020 American Transplant Congress
Deep Learning for Living Donor Surgery: AI Recognition of Surgical Video to Develop Navigation Systems for Laparoscopic Nephrectomy
M. Nishihara¹, K. Iwadoh², M. Noriyuki¹, I. Koyama², I. Nakajima², M. Tonsho¹
¹Transplant Surgery, International University of Health and Welfare, Mita Hospital, Tokyo, Japan, ²Kidney Surgery, Tokyo Women's Medical University Hospital, Tokyo, Japan
*Purpose: Laparoscopic surgery for living donors requires high safety, thus establishing of navigation system for surgical operation is urged. The purpose of this study was…
2020 American Transplant Congress
Prognostic Impact of Peritumoral Neutrophil Infiltration on Hepatocellular Carcinoma Recurrence Following Liver Transplantation
M. Najjar¹, K. Halazun², M. Mondal¹, A. Srivastava¹, M. Moore¹, E. Rizk¹, R. Gartrell¹, H. Remotti¹, L. Fazlollahi¹, E. Verna¹, A. Griesemer¹, A. Mathur¹, B. Samstein², J. Emond¹, Y. Saenger¹
¹Columbia University Irving Medical Center, New York, NY, ²Weill Cornell Medicine, New York, NY
*Purpose: Peritumoral neutrophil (PMN) infiltration has been associated with poor clinical outcomes in various tumors; however, its role in hepatocellular carcinoma (HCC) remains understudied. Moreover,…
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…