Cytomegalovirus in transplantation - challenging the status quo

Fishman, Jay A. and Emery, Vincent and Freeman, Richard and Pascual, Manuel and Rostaing, Lionel and Schlitt, Hans J. and Sgarabotto, Dino and Torre-Cisneros, Julian and Uknis, Marc E. (2007) Cytomegalovirus in transplantation - challenging the status quo. CLINICAL TRANSPLANTATION, 21 (2). pp. 149-158. ISSN 0902-0063, 1399-0012

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Abstract

Background: Cytomegalovirus (CMV) infection of solid organ transplant (SOT) recipients causes both ''direct'' and ''indirect'' effects including allograft rejection, decreased graft and patient survival, and predisposition to opportunistic infections and malignancies. Options for CMV prevention include pre-emptive therapy, whereby anti-CMV agents are administered based on sensitive viral assays, or universal prophylaxis of all at-risk patients. Each approach has advantages and disadvantages in terms of efficacy, costs, and side effects. Standards of care for prophylaxis have not been established. Methods: A committee of international experts was convened to review the available data regarding CMV prophylaxis and to compare preventative strategies for CMV after transplantation from seropositive donors or in seropositive recipients. Results: Pre-emptive therapy requires frequent monitoring with subsequent treatment of disease and associated costs, while universal prophylaxis results in greater exposure to potential toxicities and costs of drugs. The advantages of prophylaxis include suppressing asymptomatic viremia and prevention of both direct and indirect effects of CMV infection. Meta analyses reveal decreased in mortality for patients receiving CMV prophylaxis. Costs associated with prophylaxis are less than for routine monitoring and pre-emptive therapy. The optimal duration of antiviral prophylaxis remains undefined. Extended prophylaxis may improve clinical outcomes in the highest-risk patient populations including donor-seropositive/recipient-seronegative renal transplants and in CMV-infected lung and heart transplantation. Conclusions: Prophylaxis is beneficial in preventing direct and indirect effects of CMV infection in transplant recipients, affecting both allograft and patient survival. More studies are necessary to define optimal prophylaxis regimens.

Item Type: Article
Uncontrolled Keywords: PANCREAS-KIDNEY TRANSPLANTATION; SOLID-ORGAN TRANSPLANTATION; POSTTRANSPLANT LYMPHOPROLIFERATIVE DISORDER; ORTHOTOPIC LIVER-TRANSPLANTATION; RENAL-TRANSPLANTATION; ORAL GANCICLOVIR; LUNG TRANSPLANTATION; CMV INFECTION; VALACICLOVIR PROPHYLAXIS; PREVENT CYTOMEGALOVIRUS; cytomegalovirus; ganciclovir; transplantation; valganciclovir; viremia
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Chirurgie
Depositing User: Dr. Gernot Deinzer
Date Deposited: 21 Dec 2020 12:01
Last Modified: 21 Dec 2020 12:01
URI: https://pred.uni-regensburg.de/id/eprint/33064

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