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[Early intervention of BK virus replication promotes stabilization of renal graft function]

Wei-Ming Deng1, Yan-Na Liu, Li-Xin Yu

  • 1Department of Organ Transplantation, Nanfang Hospital, Southern Medical University, Guangzhou 510515, China.

Nan Fang Yi Ke Da Xue Xue Bao = Journal of Southern Medical University
|August 13, 2017
PubMed
Abstract

Insights

Early intervention for BK virus (BKV) replication in kidney transplant recipients (KTRs) with urine BKV load ≥1.0×104 copies/mL improves allograft function. Prompt treatment stabilizes kidney function and enhances long-term outcomes.

Area of Science:

  • Nephrology
  • Virology
  • Transplant Immunology

Context:

  • Kidney transplant recipients (KTRs) are susceptible to BK virus (BKV) replication, which can impair graft function.
  • Monitoring urine BKV load is crucial for early detection of viral reactivation post-transplant.

Purpose:

  • To determine the optimal timing for initiating BKV intervention in KTRs.
  • To evaluate the impact of early BKV intervention on kidney allograft outcomes.

Summary:

  • A retrospective study analyzed 54 KTRs with elevated urine BKV load (≥1.0×104 copies/mL) and compared them to controls.
  • Intervention, including immunosuppression reduction, significantly lowered BKV loads.
  • Recipients with early intervention (urine BKV load 1.0×104-1.0×107 copies/mL) showed stable or improved eGFR, comparable to controls.

Impact:

  • Early detection and intervention of BKV replication can prevent significant decline in kidney allograft function.
  • Optimizing intervention timing is key to improving long-term graft survival in KTRs.
  • This study highlights the importance of managing BKV to preserve transplanted kidney health.

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