What is the mode of transmission of hepatitis A and B?
Hepatitis B is a blood-borne pathogen; its primary mode of transmission is through direct blood-to-blood contact with an infected person. In contrast, hepatitis A can be spread by fecal-oral transmission or by consuming food or water that has been contaminated.
How can hepatitis be transmitted?
Hepatitis A spreads via fecal-oral contact, which can occur if there is direct oral-anal contact or contact with fingers or objects that have been in or near the anus of an infected person. If even a microscopic amount of virus-laden feces gets into the mouth, infection potentially can result.
What modes of transmission do Hepatitis B and C use?
Hepatitis B spreads through contact with infected blood, semen, or other bodily fluids. Hepatitis C spreads through contact with infected blood. Hepatitis D spreads through contact with infected blood or other bodily fluids. Hepatitis E spreads through consuming contaminated water or food.
What are two ways Hepatitis B can spread?
Common ways that HBV can spread are:
- Sexual contact. You may get hepatitis B if you have unprotected sex with someone who is infected.
- Sharing of needles. HBV easily spreads through needles and syringes contaminated with infected blood.
- Accidental needle sticks.
- Mother to child.
What is the difference between hepatitis A and E?
Hepatitis A is diagnosed by a blood test. Hepatitis E is diagnosed by detection of the virus in the blood or stool. Improved hygiene and drinking clean water are the key factors in prevention.
How is hepatitis A spread from one person to another?
Hepatitis A can easily spread from one person to another by putting something in the mouth (even though it may look clean) that has been contaminated with the stool of a person with hepatitis A. This can happen when people do not wash their hands after using the toilet and then touch or prepare other people’s food.
What hepatitis is transmitted through blood?
The hepatitis C virus is usually spread when someone comes into contact with blood from an infected person. This can happen through: â–ºSharing drug-injection equipment. Today, most people become infected with hepatitis C by sharing needles, syringes, or any other equipment used to prepare and inject drugs.
Which type of hepatitis is transmitted by blood?
Hepatitis B virus (HBV) is transmitted through exposure to infective blood, semen, and other body fluids.
What is the mode of transmission of hepatitis E?
How is the hepatitis E virus spread? HEV is usually spread by the fecal-oral route. In developing countries, where HEV genotypes 1 and 2 predominate, the most common source of HEV infection is contaminated drinking water.
How many versions of hepatitis are there?
There are six main types of viral hepatitis: A, B, C, D, E, and G. The three main types in the United States are hepatitis A, B, and C. Vaccines can prevent some viral hepatitis infections. Hepatitis is an inflammation of the liver.
Which of the following is NOT a possible method of transmission for hepatitis B?
Hepatitis B is not spread through food or water, sharing eating utensils, breastfeeding, hugging, kissing, hand holding, coughing, or sneezing.