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Hepatitis A is an infectious disease of the liver caused by Hepatovirus A (HAV); [7] it is a type of viral hepatitis. [8] Many cases have few or no symptoms, especially in the young. [1] The time between infection and symptoms, in those who develop them, is two–six weeks. [2] When symptoms occur, they typically last eight weeks and may ...
Jaundice. Jaundice, also known as icterus, is a yellowish or greenish pigmentation of the skin and sclera due to high bilirubin levels. [3][6] Jaundice in adults is typically a sign indicating the presence of underlying diseases involving abnormal heme metabolism, liver dysfunction, or biliary-tract obstruction. [7]
Hepatitis, commonly virus- or alcohol-induced, causes internal liver inflammation and disrupts conjugated bilirubin transport. [6] Among primary hepatotropic viruses, Hepatitis A presents acute onset of jaundice, usually after the first 2–3 days upon entering the icteric phase while chronic Hepatitis B and C manifest jaundice gradually. [21]
Hepatitis A or infectious jaundice is caused by hepatitis A virus (HAV), a picornavirus transmitted by the fecal-oral route often associated with ingestion of contaminated food. It causes an acute form of hepatitis and does not have a chronic stage. A patient's immune system makes antibodies against HAV that confer immunity against future ...
When the liver is unable to process bilirubin, it can also lead to jaundice. “Although less common in NAFLD early stages, jaundice can occur if liver damage progresses, leading to a yellowish ...
Excessive alcohol consumption is a significant cause of hepatitis and is the most common cause of cirrhosis in the U.S. [32] Alcoholic hepatitis is within the spectrum of alcoholic liver disease. This ranges in order of severity and reversibility from alcoholic steatosis (least severe, most reversible), alcoholic hepatitis , cirrhosis, and ...
Intrahepatic causes can be associated with elevated levels of conjugated bilirubin, unconjugated bilirubin or both. [21] They include: [21] Neonatal hyperbilirubinemia, where the newborn's liver is not able to properly process the bilirubin causing jaundice; Hepatocellular disease Viral infections (hepatitis A, B, and C) Chronic alcohol use
Fatty liver disease happens when fat builds up in your liver. This can cause damage, inflammation, and other complications. There are two main types of fatty liver disease: Nonalcoholic fatty ...