Hepatitis B is a form of viral hepatitis, caused by the hepatitis B virus, a member of the Hepadnavirus family. It is estimated that worldwide, more than 350 million people have chronic hepatitis B virus infection. The course of the disease may be extremely variable, depending on the patient’s age and immune status.…
Aflatoxicosis is the poisoning that occurs following the consumption of foods that are contaminated with aflatoxins. The food substances that form an integral part of the diet in the developing nations are mainly contaminated by the Aspergillus fungi.
Aflatoxicosis is quite rare in the developed world. This disease…
Viral hepatitis is an inflammatory liver condition that most commonly arises from hepatitis A virus (HAV), hepatitis B virus (HBV), hepatitis C virus (HCV), hepatitis D virus (HDV), and hepatitis E virus (HEV). The prevalence of these viruses varies geographically.
The clinical picture of acute viral hepatitis is variable…
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Primary sclerosing cholangitis (PSC) is a chronic, progressive, cholestatic liver disease characterized by fibrosis and inflammation of intra- and extrahepatic biliary ducts. The course of the disease varies from person to person, and may lead to liver cirrhosis and associated complications.
The course of the disease…
Hepatitis A is a form of viral hepatitis, caused by the hepatitis A virus, a single-stranded, positive-sense, linear RNA enterovirus of the Picornaviridae family. The virus spreads by the fecal-oral route and infections often occur in conditions of poor sanitation. The incubation period usually lasts 2 to 6 weeks.…
Mild cases of alcoholic hepatitis usually are asymptomatic. As the disease progresses, the damage to the liver increases and the following signs and symptoms are evident: Weight loss Appetite changes Nausea accompanied by vomiting Inflammation along with pain Undue fatigue Jaundice Fever Confusion Excessive feeling…
Hepatitis C is an infectious disease caused by the hepatitis C virus. If such an infection persists for more than six months, it is deemed chronic hepatitis C, and this condition bears high risks of liver cirrhosis or malignant degeneration.
An acute stage of hepatitis C infection has been described, but most patients…