In spain, the health care improvements recorded in the last decades have modified the incidence and have lead to that fact that this currently has low prevalence. At this time, five different human hepatitis viruses are recognized and characterized in detail. The natural history of hepatitis b virus infection is dynamic, and patients can fluctuate between periods of active liver inflammation and periods of. Chronic hepatitis c virus infection chc is a world health problem, affecting more than 71 million people and causing about 500,000 deaths each year. Our data indicate that hev seropositivity is high in patients with chronic liver disease and that hev seroprevalence increases significantly with age. 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. Causative factors such as alcohol, viruses, toxic bile acids, fatty acids, drugs, and immune response, can induce apoptotic cell death via. This study examined hev seroprevalence in persons with and without chronic liver disease. In the united states, the seroprevalence rate for hepatitis e virus hev is.
It can cause liver disease that can be severe and last several months. In mexico, the prevalence of hcv infected persons is estimated to be 1. The type of hepatitis is named for the virus that causes it. People who are or were recently in jail or prison pdf for health care providers, local health jurisdictions, and tribes. Hepatitis a hepatitis a hepatitis a hepatitis a infection is caused by a virus germ that can easily spread from persontoperson. It helps your body digest food, store energy, and remove poisons. Apoptosis is a prominent feature of liver diseases. Hepatitis a outbreak washington state department of health. Hepatitis a is an infectious disease of universal and endemic distribution in countries with hygiene and health deficits. Viral hepatitis is an infectious disease affecting the liver. Hepatitis e virus antibodies in patients with chronic. Before sharing sensitive information, make sure youre on a federal government site. Contact your local health department for any questions related to suspect hepatitis a cases. Hepatitis a virus hav, hepatitis b virus hbv, hepatitis c virus hcv, hepatitis d virus hdv, and hepatitis e virus hev.
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