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Renal changes in cytomegalovirus infection
Proceedings of the European Dialysis and Transplant Association. European Dialysis and Transplant Association
|January 1, 1983
Summary
Cytomegalovirus (CMV) infection in kidney transplant recipients can lead to significant renal damage. Histological analysis reveals glomerular and vascular changes, often resulting in poor graft function and end-stage renal failure.
Area of Science:
- Nephrology
- Transplant Immunology
- Virology
Background:
- Cytomegalovirus (CMV) is a common viral infection post-transplantation.
- CMV infection is frequently associated with adverse outcomes in organ recipients.
- Understanding CMV's impact on renal grafts is crucial for patient management.
Purpose of the Study:
- To investigate the renal histological features in kidney transplant recipients with cytomegalovirus (CMV) infection.
- To correlate these histological findings with the degree of renal dysfunction.
- To identify specific CMV-associated renal pathologies.
Main Methods:
- Renal biopsy analysis in 20 kidney graft recipients with CMV infection.
- Clinical assessment including proteinuria, hematuria, hypertension, and serum creatinine levels.
- Immunofluorescence studies to detect immunoglobulin and complement deposition.
Main Results:
- All patients exhibited glomerular alterations; vascular changes predominated in seven cases.
- Fifteen patients had systemic CMV symptoms; all presented with serum creatinine > 2 mg/dl.
- Four patients recovered renal function (creatinine < 2 mg/dl), three had partial recovery (2-3 mg/dl), and 13 developed irreversible graft failure.
Conclusions:
- CMV infection can induce distinct renal pathologies, including CMV glomerulopathy and transplant vasculopathy.
- These CMV-induced renal changes contribute to impaired graft function and long-term graft loss.
- Early recognition and management of CMV in kidney transplant recipients are vital to prevent severe renal sequelae.