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Articles tagged "Ultrasonography"

  • 2019 American Transplant Congress

    Prediction of Renal Allograft Chronic Rejection Using a Model Based on Contrast Enhanced Ultrasonography

    C. Yang1, T. Zhu1, W. He2

    1Department of Urology, Zhongshan Hospital, Fudan University, Shanghai, China, 2Department of Ultrasound, Zhongshan Hospital, Fudan University, Shanghai, China

    *Purpose: To evaluated the application of contrast enhanced ultrasonography (CEUS) in diagnosis of renal allograft chronic rejection (CR).*Methods: Sixty-six renal transplantation recipients were enrolled in…
  • 2019 American Transplant Congress

    Utility of Protocol Ultrasound Surveillance in Liver Transplantation

    N. Kemmer1, W. McClellan2, D. Patino3, E. Rogers1, A. Kumar2, J. Buggs1

    1Tampa General Hospital, Tampa, FL, 2University of South Florida, Tampa, FL, 3University of Tampa, Tampa, FL

    *Purpose: The purpose of this study was to assess the utilization of doppler ultrasound in the immediate post-operative period of liver transplant patients. We hypothesized…
  • 2018 American Transplant Congress

    Medullary Tissue Sampling in Renal Allograft Biopsy is More Sensitive for Pathologic Diagnosis of PVN

    D. Abdelwahab,1 H. Khamash,1 S. Kriegshauser,3 R. Heilman,1 M. Smith.2

    1Nephrology and Transplant, Mayo Clinic, Phoenix; 2Pathology and Laboratory Medicine, Mayo Clinic, Phoenix; 3Radiology, Mayo Clinic, Phoenix.

    Background Post-transplant polyoma virus nephropathy (PVN) prevalence is 1-10%. Definitive PVN diagnosis requires polyoma virus presence in infected cells, done with immunohistochemical staining for SV40…
  • 2018 American Transplant Congress

    Hepatic Artery Resistive Indices on Doppler Ultrasound at Long Term Follow Up in Liver Transplant Recipients: Importance and Implications

    P. Serrano Rodriguez, L. Cramer, K. Jones, E. Lemmon, T. Masakadza, A. Milukas, R. Watkins, D. Gerber, C. Desai.

    Abdominal Transplant Surgery, The University of North Carolina, Chapel Hill, NC.

    Ultrasound Doppler has a proven value in early post transplant period, however the importance at the long term follow up is not proven. Doppler results…
  • 2018 American Transplant Congress

    Deep Vein Thrombosis in Heart Transplant Patients

    G. Bhat, T. Setia, C. Nguyen, I. Balanlayos, A-.G. Roska, A. Andrade, W. Cotts, G. Macaluso, S. Pauwaa, M. Bresticker, A. Tatooles, P. Pappas.

    Heart Institute, Advocate Christ Medical Center, Oak Lawn, IL.

    Introduction:Deep Vein Thrombosis (DVT) is one of the leading causes of cardiovascular morbidity and mortality. The incidence of DVT is usually higher in the lower…
  • 2018 American Transplant Congress

    Prediction of Renal Allograft Chronic Rejection Using a Model Based on Contrast EnhancedUltrasonography

    C. Yang,1 S. Wu,3 T. Zhu,1 W. He.2

    1Urology, Zhongshan Hospital, Fudan University, Shanghai, China; 2Utrasound, Zhongshan Hospital, Fudan University, Shanghai, China; 3Gastroenterology and Hepatology, Zhongshan Hospital, Fudan University, Shanghai, China.

    Contrast-enhanced ultrasonography (CEUS) represents microperfusion status of transplanted kidneys. Herein, we evaluate the application of CEUS in the assessment of renal allograft rejection by establishing…
  • 2018 American Transplant Congress

    Evaluation of Transplant Kidneys Using a Novel Point of Care 3D Ultrasound System

    J. Salinaro,1 J. Broder,1 E. Jaffa,1 M. Morgan,1 D. Vikraman-Sushama,1 J. Dahl,2 C. Herickhoff,2 A. Limkakeng,1 E. Peethumnongsin,1 J. Borawski.1

    1Duke University, Durham, NC; 2Stanford University, Palo Alto, CA.

    Purpose: The clinical utility of two-dimensional (2D) ultrasound (US) in the evaluation of renal transplant patients is limited by user dependence and restricted planar image…
  • 2017 American Transplant Congress

    Prediction of Renal Allograft Acute Rejection Using a Novel Non-Invasive Model Based on Acoustic Radiation Force Impulse.

    C. Yang,1 Y. Jin,2 S. Wu,3 T. Zhu,1 W. He.2

    1Urology, Zhongshan Hospital, Fudan University, Shanghai, China; 2Ultrasound, Zhongshan Hospital, Fudan University, Shanghai, China; 3Gastroenterology and Hepatology, Zhongshan Hospital, Fudan University, Shanghai, China

    Point shear wave elastography (p-SWE) based on acoustic radiation force impulse (ARFI) is a novel technology to quantify tissue stiffness by measuring shear wave speed…
  • 2016 American Transplant Congress

    Correlation of the Shear Wave Elastography with Renal Function in Kidney Transplant Recipients: A Proof of Concept Study.

    J. Dosal-Bañuelos, A. Flores-Mendoza, L. Morales-Buenrostro, M. Díaz-Zamudio.

    Radiology and Nephrology, National Institute of Medical Sciences and Nutrition SZ, México, Distrito Federal, Mexico.

    Background: Non-invasive biomarker for kidney allograft fibrosis is needed. Shear wave elastography is a relatively new technique to assess tissue stiffness. Graft rejection and chronic…
  • 2016 American Transplant Congress

    Predictors of Ultrasound Failure to Detect Hepatocellular Carcinoma in Cirrhotic Livers.

    M. Samoylova, N. Mehta, J. Roberts, F. Yao.

    University of California, San Francisco, San Francisco, CA.

    Background: Current guidelines recommend ultrasound (US) for hepatocellular carcinoma (HCC) surveillance in cirrhotic livers. However, certain patient and disease characteristics may pose a technical challenge…
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