Viral hepatitis is an infectious disease affecting the liver. In this article we will refer to the hepatitis a hav, hepatitis b hbv and hepatitis c hcv virus, epidemiological situation, prevention, and treatment. Each week, health departments report cases of hepatitis a, hepatitis b, and hepatitis c to the centers for disease control and prevention cdc through the national notifiable diseases. Hepatitis hb e ag positiva 25 hepatitis hb e ag negativa 27 4. Hepatitis b virus is a common viral pathogen that chronically infects almost 400 million people worldwide, who have a permanent risk of developing cirrhosis andor hepatocellular carcinoma. Prophylaxis, diagnosis and therapy of hepatitiscvirus hcv infection. Rates of reported hepatitis a, by age group united states, 2002 2017. Autoimmune hepatitis is an inflamatory, chronic hepatic process of unknown etiology, affecting mainly females.
Nov 24, 2017 higado hepatitis autoinmune medicina en 10 minutos 2017. Please refer to appendix b for a summary of changes. Due to its spontaneous evolution, if not treated, it may progress to cirrosis in most cases. Hospital universitario materno infantil vall dhebron. Working group of the latinamerican society of pediatric gastroenterology, hepatology and nutrition laspghan summary. The clinical features at the onset of the disease vary from asymptomatic to severe hepatitis and liver failure. Entire report in a printable format pdf icon pdf 1. Hav usually presents a benign course without evolution to chronicity.
However, fulminant hepatitis is the most serious complication and has been the leading cause of liver transplant in children in ar. Hepatitis b ist eine weltweit beim menschen vorkommende, durch hepatitisb. Rates of reported hepatitis a cases, by state compared to the 2017 overall rate of hepatitis a united states, 2016 and 2017. The modes of transmission of hepatitis c virus are parenteral. At this time, five different human hepatitis viruses are recognized and characterized in detail. Rates of reported hepatitis a, by sex united states, 2002 2017.
It is a complex, polygenic, multifactorial disease, pro duced by the interplay of environmental and etiological factors in patients with a genetic predisposition to develop au. The natural history of hepatitis b virus infection is dynamic, and patients can fluctuate between periods of active liver inflammation and. Pdf the biology and pathogenesis of hepatitis viruses. Seronegative hepatitis autoimmune hepatitis in the pediatric age abstract in pediatrics, autoimmune hepatitis and sclerosing cholangitis are liver disorders with an immunological damage mechanism. Hepatitis a virus hav, hepatitis b virus hbv, hepatitis c virus hcv, hepatitis d virus hdv, and hepatitis e virus hev. Surveillance for viral hepatitis united states, 2017. The ghss calls for the elimination of viral hepatitis as a public health threat by 2030 reducing new infections by 90% and mortality by 65%. Ocasionalmente hay otras manifestaciones clinicas, tales como. World gastroenterology organisation practice guideline. Autoimmune hepatitis is a disease of unknown etiology characterized by interface hepatitis, hypergammaglobulinemia. Epidemiologisches bulletin des robert kochinstitut ausgabe. Hepatitis autoinmune, infancia, enfermedad hepatica, tratamiento.
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