Ch. 16 - Viral Infections Of GI tract Flashcards Preview

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Flashcards in Ch. 16 - Viral Infections Of GI tract Deck (6):
1

Hepatitis E (HEV)

Food borne infection - fecal oral route of transmission

Not in USA

2

Viral Gastroenteritis

Explosive onset
Mistaken for stomach flu

Diarrhea, nausea, vomiting, fever, cramping, headache, malaise

3

Rotavirus

Viral gastroenteritis

Contaminated food/water --> infect enterocytes of the small intestine - induce vomiting, diarrhea, chills

Deadly in children --> 500,00 deaths world wide each year


Two vaccines - RotaTeq, Rotarix

Often occurs during winter

4

Norovirus

Common cause of viral gastroenteritis in adults

Transmission: fecal/oral, person to person, contaminated objects

Rapidly spread --> highly contagious

Recent outbreak on cruise ships

Leads to dehydration

Often in summer

5

Enterovirus

Viral gastroenteritis

Coxsackie virus = Hand, Foot, and Mouth disease

Common in young children, esp in summer

Symptoms: fever, malaise, sore throat, rash on palms of hands and soles of feet

6

Hepatitis A (HAV)

Transmitted through GI tract
Transmitted from contaminated food/water --> raw oysters: filter and concentrate virus from contaminated sea water

Acute inflammatory disease of the liver
-enlargement of liver
-jaundice

Vaccine: Havrix, Vaqta (if traveling)

Treatment: none