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32
Viral Diseases of the Digestive System
33
Microbiology
Undergraduate 3
04/28/2012

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Cards

Term
This viral disease of the digestive system targets the parotid glands (saliva glands) and is transmitted RT:
Definition
Mumps (Paramyxovirus)
Term
Mumps has an incubation period of __ to __ days and symptoms are fever, swelling of the parotid glands and inflammation
Definition
16-18
Term
Mumps is a viremia and __ to __ of cases cause orchitis (inflammation of the testicles) but sterility is rare
Definition
20-35%
Term
The vaccine for Mumps is __
Definition
MMR
Term
This viral disease of the digestive system that is transmitted fecal/oral, contaminated food and water and uncooked, contaminated shellfish:
Definition
Hepatitis A (HAV)
Term
The incubation period for Hepatitis A (HAV) is __ to __ weeks and diagnosis is the detection of IgM
Definition
2-6
Term
Hepatitis A (HAV) takes 4-6 weeks to recover from and __ is the first antibody to respond to the disease
Definition
IgM
Term
Treatment of Hepatitis A (HAV) is __ if exposed and a vaccine as a preventative
Definition
Gamma Globulin
Term
This viral disease of the digestive system that is transmitted from STD, found in blood, contaminated syringes, semen, breast milk, sweat and saliva:
Definition
Hepatitis B (HBV)
Term
Hepatitis B (HBV) is similar to HAV but can lead to severe __ damage and cancer
Definition
Liver
Term
The diagnosis of Hepatitis B (HBV) is to serum for __ antibodies
Definition
HBsAG
Term
There are 400 million carriers of Hepatitis B (HBV) worldwide and there is a __ vaccine available for high risk groups and children
Definition
Genetically engineered
Term
The incubation period for Hepatitis B (HBV) is __ to __ weeks
Definition
4-26
Term
This viral disease of the digestive system is considered a silent epidemic in the U.S. and it can take 20+ years for symptoms to appear:
Definition
Hepatitis C (HCV)
Term
Hepatitis C (HCV) is transmitted by blood, IV drug use and __ of patients beome carriers and develop chronic hepatitis, liver cancer or cirrhosis
Definition
85%
Term
Hepatitis C is the leading cause of __ transplants in the U.S.
Definition
Liver
Term
To diagnose Hepatitis C (HCV), a serum test for HCV antibodies is conducted and there is no __
Definition
Vaccine
Term
Treatment of Hepatitis C (HCV) is __ and __ but they are expensive and there are side effects
Definition

Interferon

Ribavirin

Term
This viral disease of the digestive system is a co-infection with HBV and is the most virulent of the hepatitis types:
Definition
Hepatitis D (Delta since 1977)
Term
Hepatitis D has a __ mortality rate and causes severe liver damage
Definition
17%
Term
This viral disease of the digestive system was an endemic in India/Asia in the 1990's:
Definition
Hepatitis E
Term
Hepatitis E is similar to HAV, has fecal/oral transmission and there is a __ mortality rate in pregnant women
Definition
20%
Term
90% of all stomach viruses are due to these two viruses:
Definition
  1. Rotavirus
  2. Norovirus or Norwalk virus
Term
This is a stomach virus that is very common in small children with 3 million cases per year in the United States:
Definition
Rotavirus
Term
More than __ of children in the U.S. are infected with the Rotovirus by the age of 3:
Definition
90%
Term
The Rotovirus lasts __ to __ days and the symptoms are a low grade fever, diarrhea and vomiting
Definition
5-8
Term
Diagnosis of Rotavirus is through __ in feces and the treatment is rehydration
Definition
Viral antigens
Term
There is a vaccine for Rotavirus given at __, __ and __ months of age
Definition

2

4

6

Term
There are more than 20 million cases of this in the U.S. per year and it is transmitted fecal/oral:
Definition
Norovirus or Norwalk virus
Term
Control of outbreaks of Norovirus are difficult because the virus can live on surfaces for up to __ weeks
Definition
3
Term
The incubation period for Norovirus is __ to __ hours and the infective dose is as little as 10 viruses
Definition
18-48
Term
Symptoms of the Norovirus include __ to __ days of vomiting or diarrhea and the symptoms are milder than Rotavirus
Definition
2-3
Term
50% of middle-aged Amerians show evidence of Norovirus by the presence of serum antibodies and the treatment is __
Definition

Rehydration

 

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