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Clinical Studies

Highly Successful and Low-Cost Desensitization Regime for Sensitized Living Donor Renal Transplant Recipients

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Pages 533-537 | Received 20 Oct 2008, Accepted 28 Apr 2009, Published online: 09 Sep 2009
 

Abstract

10–30% of dialysis population awaiting renal transplantation is sensitized. Present desensitization protocols use intravenous immune globulins, rituximab, and plasmapheresis in various combinations; however, these regimens are unaffordable by many in developing countries. We tried desensitization with mycophenolate mofetil and plasmapheresis. Methods. Patients with high PRA titre (≥50%) or positive crossmatch (>10%) were treated with MMF for a month before proposed transplant and were given five sittings of plasmapheresis. Results. 11 of 12 patients had normalization of PRA/crossmatch with this regimen and were successfully transplanted. One patient lost the graft due to graft vein thrombosis, and two patients died within three months after transplant due to septicemia and pulmonary embolism, respectively, with a functioning graft. No patient, including the two who died, developed clinical rejection over a mean follow-up of 10 months (range 1–16 months). Mean serum creatinine at last follow up was 1.1 mg/dL (range 0.9–1.3 mg/dL). Conclusions. Though the number of patients studied is small, we feel that highly sensitized patients awaiting living donor renal transplant should be tried on this simple and cost-effective regime before transplant. The more aggressive and expensive approaches incorporating IVIg and rituximab should be used only if this relatively low-cost regime is unsuccessful.

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