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Delayed renal graft function: the influence of immunosuppression.
J Boletis1, A Balitsari, V Filiopoulos
1Department of Nephrology, Laiko Hospital, Ag Thoma 17, Athens 11527, Greece.
Transplantation Proceedings
|June 21, 2005
Summary
Different immunosuppressive therapies impact renal graft function recovery time. Rapamycin may prolong recovery, but long-term function remains unaffected by the chosen regimen.
Area of Science:
- Nephrology
- Immunology
- Transplantation Science
Background:
- Delayed graft function (DGF) and renal function progression are critical post-kidney transplant outcomes.
- Immunosuppressive regimens play a key role in managing transplant recipients.
Purpose of the Study:
- To evaluate the influence of various immunosuppressive strategies on DGF and early renal function.
- To determine if immunosuppression affects renal function at one year post-transplant.
Main Methods:
- Four groups of kidney transplant patients received different immunosuppressive regimens: Rapamycin (Rap) + mycophenolate mofetil (MMF) + methylprednisolone (MP) + daclizumab (Dmab); Tacrolimus (Tac) + MMF + MP + Dmab; Cyclosporine (CsA) + MMF + MP + basiliximab (Bmab); or Antithymocyte Globulin (ATG) + MMF + MP followed by CsA.
- Data were analyzed using ANOVA and linear regression, with DGF defined as requiring post-transplant hemodialysis.
Main Results:
- Groups showed no significant differences in baseline characteristics like donor age or cold ischemia time.
- Recipient age, panel reactive antibodies, and DGF duration varied significantly across groups (P < .05).
- Creatinine clearance differed significantly at one month post-transplant (P < .05) but not at 12 months.
Conclusions:
- Immunosuppressive therapy type significantly influences DGF recovery time.
- Rapamycin, potentially due to antiproliferative effects, may extend the DGF recovery period.
- The specific immunosuppressive regimen does not appear to impact long-term renal graft function after one year.