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Chapter 5 - Hepatitis
Terms in this set (26)
inflammation of the liver that can have many causes
range from mild (poor appetite, diarrhea) to severe (fever; vomiting; pain; fatigue; jaundiced, or yellow-tinged, skin and eyes; dark urine).
(infectious hepatitis) is caused by a small virus (HAV) that is spread by direct or indirect oral contact with contaminated feces
how is Hep A spread?
sexually (by oral-anal contact with an infected person during sex) and has a much higher incidence in male homosexuals than in other groups. However, it is most often contracted through nonsexual means, such as eating food handled by infected individuals or shellfish taken from contaminated waters.
When do symptoms of Hep A appear?
15 to 50 days after the person becomes infected
is there a vaccine for Hep A?
does Hep A cause Chronic Liver Disease?
serum hepatitis) is caused by a different, larger virus (HBV)
How is Hep B transmitted?
by infected blood or body fluids such as saliva, semen, and vaginal secretions.
Symptoms of Hep B
It can cause a number of liver diseases, including cancer and cirrhosis
When do symptoms of Hep B appear?
6 weeks to 6 months after exposure
how many people in the world have Hep b?
2 billion people infected.
378 million are chronic carriers
How many deaths from HepB?
1 million deaths each year
How may americans with Hep B?
4.6% of Americans have been infected with hepatitis B at some time in their lives.
400,000 Americans who are chronically infected.
1.8 million foreign-born immigrants who were never vaccinated may have chronic hepatitis B
what % of cases are spread through hetro intercourse?
50% of new cases
_/_ of all pregnant women will infect babies.
how to treat hep b?
variety of antiviral drug
what other disease do people with Hep B often have?
HIV ( makign treatment harder)
how is Hep C spread?
contact with contaminated blood (blood-to-blood contact), and thus it is frequently found in people who inject illicit drugs and share needles.
Hep A, B, C
are liver infections caused by viruses. Type A is spread by direct or indirect contact with contaminated feces. Type B is transmitted by infected blood or body fluids, with about 50% of the cases contracted during sex. Type C is spread mainly by contaminated blood but may possibly be spread during sexual intercourse in some cases.
About --% to --% of injection drug users have hepatitis C
Is hep c spread through sex?
evidence that it has become an STI in HIV-infected men who have sex with men
is there a vaccine for hep c?
is there a cure for Hep c?
direct-acting antiviral drugs that can quickly cure hepatitis C infections (sofosbuvir plus ledipasvir;
Tomas has an infection caused by a small virus (HAV) that is spread by direct or indirect oral contact with contaminated feces. What does he have?
As many as 2 billion people worldwide have been infected with the __________, and about 378 million are chronic carriers, resulting in 1 million deaths each year.
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