dc.creatorMuller, Grete Y.
dc.creatorZabaleta, Mercedes E.
dc.creatorArminio, Anabella
dc.creatorColmenares, Carmen J.
dc.creatorCapriles, Freya I.
dc.creatorBianco Colmenares, Nicolás E.
dc.creatorMachado, Irma V.
dc.date2017-02-17T17:14:47Z
dc.date2017-02-17T17:14:47Z
dc.date1992-04
dc.date.accessioned2022-10-28T01:21:19Z
dc.date.available2022-10-28T01:21:19Z
dc.identifier0085-2538
dc.identifierhttp://hdl.handle.net/10872/14508
dc.identifier.urihttps://repositorioslatinoamericanos.uchile.cl/handle/2250/4948128
dc.descriptionRisk factors for dialysis-associated hepatitis C in Venezuela. Utilizing the first and second generation of enzyme immunoassays which detect antibodies to the C virus we investigated the frequency of anti-HCV antibodies in 315 patients undergoing hemodialysis. Other subpopulations at risk were used as reference groups. One hundred and twenty-three samples (39%) from the hemodialysis group repeatedly showed anti-HCV positive antibodies while only 19% and 1% were positive in the reference groups. The rate of anti-HCV reactive patients correlated with time on hemodialysis (< 1 year, 17% 1 to 5 years 43% > 5 years, 64% r = 0.94, P < 0.001) and with the number of blood transfusions (1 to 10, 40% > 10, 76% r = 0.97; P < 0.001). Length of time on hemodialysis was shown to be the major risk factor in thirty-three anti-HCV positive patients who had no previous record of blood transfusions. Co-infection with HBV was demonstrated in 41% out of 123 anti-HCV reactive patients, and increased alanine aminotransferase (ALT) activity was documented in this co-infected group. Our results further extend the observations on the predisposing factors to HCV spread in hemodialysis units, and suggest that in these renal patients co-infection with C and B viruses is a major cause of rising ALT activity.
dc.languageen
dc.publisherKidney lnternational
dc.relationVol. 41;No. 4 pp 1055-1058
dc.subjectRisk factors
dc.subjecthepatitis C
dc.subjectdialysis
dc.subjectenzyme immunoassays
dc.subjectC virus
dc.subjecthemodialysis
dc.titleRisk factors for dialysis-associated hepatitis e in Venezuela
dc.typeArticle


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