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Abstract Infection with HCV is the most common liver disease in HD patients, while liver disease is a significant cause of morbidity in patients with end stage renal disease treated by dialysis or transplantation. The prevalence of hepatitis C virus (HCV) infection is estimated to be 2% worldwide, Egypt has the largest epidemic of hepatitis C virus (HCV) in the world with 14.7% of the population are infected with HCV. The prevalence of anti-HCV positivity among dialysis patients varies in different countries (5%-85% worldwide), but may exceed 95% in some HD units. Our study included all ESRD patients undergoing HD in RedSea governorate. There were 103 patients undergoing HD in RedSea governorate distributed in 5 HD units. these HD units are in Hurghada (2 centers),1 in Safaga, 1 in Queser and one center in RasGhareb, 4 units were governmental while only 1 center were private having. Most of HD patients in RedSea Governorate are males, there was 59, male that represent (57.28%) of all HD patients, and 44 females (42.72%). The age of the affected patients ranged from 19 to 70 years In this study, we found that the most common causes of chronic renal failure were hypertension (20.39%), Diabetes mellitus (8.74%), unknown (33%), chronic pyelonephritis, Obstructive uropathy, polycystic kidney (PCK), and Nephrotic Syndrom,cong anomalies. The total number of –ve HCV patients from the start of their dialysis is 83 ones. 73 ones of them still free of HCV and 10 ones converted to positive state through out their duration of HD. In the present study we searched for the factors associated with HCV seroconversion, some of these factors were not of a statistically significant value like; previous blood transfusion, previous surgery switching between dialysis places , family history of HCV, age and sex. Other factors like, vascular access, Bilharziasis, were of significant value. All patients in the work were evaluated using questionnaire form for assessment of risk factors causing HCV infection in hemodialysis patients such as; Age by years, Sex, Duration of hemodialysis by months, Previous blood transfusion, Previous surgery, Isolation procedures in the centers, Dialysis in other centers, Vascular access used, History of Shistosomiasis, History of HBs Ag, Family history of hepatitis, Cause of chronic kidney disease |