Objective:To evaluate the methods of diagnosis and treatment of Herpes Zoster(HZ)in renal transplant recipients.Methods:Diagnosis and treatment of 23 cases of varicella-zoster virus(VZV) infaction in renal transplant recipients were reviewed.Results:Herpes Zoster usually occurred1~2 years after renal transplantation.It could be diagnosed by symptom and physical examination.The dose of CsA and other immunosuppressants were adjusted according to the concentration of CsA after diagnosis.It was effective to use acyclovir(1200mg/d) in 15 patients and to use ganciclovir(500 mg/d)in other 8 patients.Antibiotics were used in all patients to avoid bacterial infection.The total effective rate 100%(23/23).Conclusion:VZV was a common disease after renal was transplantation.Early diagnosis

prompt treatment and rational adjustment of the immunosuppressant were essentia1.Both acyclovir and ganciclovir are effective for the treatment of HZ.