General

Fact about - Hepatitis A virus

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29 Aug 2016 - General
 

Hepatitis A virus is a non enveloped small single stranded RNA virus. The spread of Hepatitis A can be by direct contact or by indirect contact (contaminates objects, food or water and gains access to a non-immune host through such vehicle of infection). Acute hepatitis A infection may present with fever and lack of energy for a few days, with nausea, aches in muslces and joints. Urine can seem dark and conjuctiva can be slightly yellow. Over some period of time (weeks), the jaundice, fever, aches and nausea will improve. Infection in early childhood often results in either no illness or very mild illness.  A very small percentage of people infected may develop severe liver inflammation and may lead to mortality.  

Prevention and control of Hepatitis A infection plays a major role in combating Hepatitis A infection, as there is no definitive treatment modality. The fact that it can cause fatal complications including fulminant Hepatitis would further necessitate prompt preventive measures. So promoting personal hygiene practices including hand washing,ensuring safe food and water and health education would plays a major role in prevention. Vaccination of the risk population is a trend globally and some cou...
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Yeah, it is very seldom that we see yellowish discoloration, dark urine and other features of obstructive jaundice in patients with hepatitis A. However I was not aware that patients can get a relapse of hepatitis A infection after the initial recovery. Have you had any experience with these type of patients? Yeah, drugs that are primarily metabolised by the liver, like paracetamol can aggravate ongoing liver cell damage by the hepatitis infection, so those drugs should be avoided as much as pos...
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Hepatitis A together with Hepatitis are acquired through the faecal-oral route. Waterborne hepatitis A usually occurs with contamination of the sewage system. Less than 10% of children who acquire hepatitis A will have jaundice. Although it is often a one-time illness, some may experience relapse immediately after recovering. Specific diagnosis can be made with blood dHAV-specific Immunoglobulin G (IgM) antibodies testing. Those who have been infected with Hepatitis A carry a lifelong immunity. ...
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Another point worth noting is that hepatitis A is not known to be associated with chronic hepatitis or hepatitis carrier state. It is often a one time infection that is self limiting and does not require treatment. Speaking of treatment, their is no specific treatment for infection with hepatitis A virus. Management is basically supportive care with specific management of complications as and if they occur. Hepatitis A is greatly reducing in incidence in the modern world due to improvement in s...
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