Flashcards in Introduction to Infectious Disease: Diarrhea Deck (19):
What are the top two causes of death from infectious disease worldwide?
The non-inflammatory vs. inflammatory distinction overlaps perfectly with the ____________ distinction.
non-invasive vs. invasive
In terms of stool composition, how can you distinguish between inflammatory and non-inflammatory diarrhea.
Inflammatory: WBCs and RBCs
What pathogens are associated with non-inflammatory diarrhea?
What pathogens are associated with inflammatory diarrhea?
Escherichia coli O157:H7
The most common cause of traveler's diarrhea is ______.
Two things cause metabolic acidosis in cholera infection: ________________.
(1) poor tissue perfusion – causing lactic acid accumulation – and (2) excess bicarb excretion
The leading cause of diarrheal death worldwide is __________.
rotavirus; this happens less in the United States because of rotavirus vaccine
What virus normally causes diarrheal illness in older children and adults?
The most common symptoms of giardia infection?
The most common cause of hemorrhagic diarrhea in the U.S. is _____________.
The highest rates of EHEC are in ___________.
young children and the elderly
E. coli's reservoir is __________.
the intestinal tracts of cattle
True or false: you need to immediately treat EHEC with bactrim.
False. Studies show that antibiotics can increase risk of toxin release. As such, just treat with fluids.
True or false: giardia responds to fluoroquinolones.
What is the O in O157:H7? The H?
O = oligosaccharide
H = flagella
Non-inflammatory, non-invasive diarrhea most often occurs in the ____________.
The incubation period for cholera is ______________.
18 hrs to 5 days