hepatitis a

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hepatitis a

A doctor explains the importance of handwashing to prevent hepatitis A.

Definition

Noun: 1. An acute but benign form of viral hepatitis: Hepatitis A is a liver infection caused by a specific virus (an RNA virus). It is typically a short-term (acute) illness that is not chronic and is usually less severe than other types of viral hepatitis. 2. Caused by ingestion of contaminated matter: The primary mode of transmission is the fecal-oral route, meaning a person becomes infected by consuming food or water contaminated with the feces of an infected person.

Usage Examples
  • The outbreak was traced back to a food handler with hepatitis A.
  • Travelers to certain regions are advised to get vaccinated against hepatitis A.
  • Public health officials confirmed it was a case of hepatitis A, not a more severe form.
Advanced Usage
  • Medical Context: In medical terminology, "hepatitis A" is often abbreviated as "HAV" (Hepatitis A Virus) when referring to the pathogen itself, and the illness is sometimes called "infectious hepatitis."
    • The patient tested positive for HAV antibodies, indicating a past hepatitis A infection.
  • Public Health Context: The term is frequently used in discussions of sanitation, vaccination programs, and food safety.
    • A campaign to improve sanitation aims to reduce the incidence of hepatitis A.
Variants and Related Words
  • Hepatitis A Virus (HAV): The specific virus that causes the disease.
  • Hepatitis: The broader medical term for inflammation of the liver, which can have many causes (viral, alcoholic, autoimmune).
  • Jaundice: A common symptom of hepatitis A, characterized by yellowing of the skin and eyes.
Synonyms
  • Infectious hepatitis (This is an older, less specific synonym).
  • Acute viral hepatitis (Type A).
Related Phrases
  • Fecal-oral transmission: The primary route of infection for hepatitis A.
  • HAV vaccine: The immunization that prevents hepatitis A.
  • Anti-HAV IgM: The type of antibody test used to diagnose a current or recent hepatitis A infection.
hepatitis a

A doctor explains the importance of handwashing to prevent hepatitis A.

Noun
  1. an acute but benign form of viral hepatitis caused by an RNA virus that does not persist in the blood serum and is usually transmitted by ingesting food or drink that is contaminated with fecal matter

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