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What causes Herpangina?
What group usually gets Coxsackievirus?
Children Ages 1-7
What is the size of Herpangina lesions?
What is the difference between Herpangina and foot and mouth disease?
- Location of lesions
- Herpangina = oral
- Foot and mouth = oral and hands and feet
What type of virus is Hep A?
Is Hep A chronically carried?
What is the principal reservoir for Hep A?
- Asymptomatic, short term carriers
- People with clinical disease
How is Hep A transmitted?
Fecal oral route
Describe the route of pathogenisis of Hep A:
- Fecal oral transmission
- Multiplies in small inestine
- Enters blood and goes to the liver
What is the incubation period for HAV?
Describe the treatment needed for Hep A infections:
What are the symptoms of most Hep A infections?
- Vague, flu-like
- dark urine
What is the incidence of Hepatitis in HAV?
- What type of vaccine is available for HAV?
- Inactivated viral vaccine
What type of HAV vaccine is only available in China?
What can be given to people entering Hep A endemic areas?
Pooled immune serum globulin
how many serotypes are associated with the common cold?
More than 110
What is Rhinovirus sensitive to?
What is the ideal temp for Rhinovirus?
33 degrees C
What makes Rhinovirus vaccine unlikely?
Unique surface structures of serotypes
How are Rhinoviruses transmitted?
- contaminated hands
How are Rhinoviruses treated?
Treat the symptoms only
Why don't we develop immunity to colds?
What are examples of Calciviruses?
What is the cause of 1/3 of all viral gastroenteritis cases?
Norovirus (Norwalk agent)
How is Norovirus transmitted?
- Fecal oral routes
- May be airborne
Is Norovirus very infectious?
Yes, very infectious
What groups does Norovirus infect?
- All ages
- All times of the year
What is the incubation period for Noroviruses?
When does shedding begin for Norovirus?
Before onset of symptoms and last up to 100h