Flashcards in GI - 6 Diarrhea pt 2 Deck (21)
Empiric treatment is not meant for
Acute diarrhea. it resolves on its own w/o anything
The drugs of choice for empiric treatment of diarrhea:
Try not to treat with antibiotics unless they are already sick, because it can lead to ___
Drug to treat diarrhea from Shigella, Salmonella, Traver’s diarrhea (E. coli)
2 drugs for Cholera
Doxycycline or Azithromycin
Drug for diarrhea from C difficile infection, giardiasis, and amebiasis
What is chronic diarrhea?
Decrease in fecal consistency lasting ≥4 wks
How do you estimate stool osmolality?
stool (Na+ + K+) × 2
Osmolar gap > __ is indicative of osmotic diarrhea
______ implies diarrhea is caused by ingestion or malabsorption of an osmotically active substance
An increased osmotic gap (>125)
What diarrhea RESOLVES during fasting?
if you’re not eating, none of these are drawing water into the bowel – no more osmotic diarrhea
What diarrhea is CAUSED by fasting?
Giardia, E. histolytica, and Cyclospora are ____ that can cause diarrhea
Chronic parasitic infections
People are constipated so they take laxatives or eat prunes, then come in with diarrhea.
What must be ruled out when evaluating diarrhea?
What does ESR test do?
learns if there is inflammation (doesn’t say why/how)
What does Total protein & albumin test do?
look for long-term malabsorption, such as celiac disease
Stool pH < 5.6
What screens for Stool magnesium, phosphate, and sulfate ?
Stool laxative screen
High Gastrin relates to: