Shared Flashcard Set

Details

GI Diarrhea
Downstate > MS2 GI Block > Diarrhea
38
Medical
Graduate
12/18/2010

Additional Medical Flashcards

 


 

Cards

Term
ate dairy 2-4h ago; vomiting; no fever, fecal WBCs, or bloody stools; dx?
Definition
Staphylococcus aureus
Term
ate fried rice 1-6h ago; vomiting; no fever, fecal WBCs, or bloody stools; dx?
Definition
Bacillus cereus (type I: heat stable toxin)
Term
ate meat 1-6h ago; diarrhea; no fever, fecal WBCs, or bloody stools; dx?
Definition
Bacillus cereus (type II: heat labile toxin)
Term
ate reheated meat 8-14h ago; diarrhea, severe crampy pain; no fever, fecal WBCs, or bloody stools; dx?
Definition
C. perfringens
Term
ate canned food/dirt; flaccid paralysis, ptosis; no fever, fecal WBCs, or bloody stools; dx?
Definition
C. botulinum
Term
drank water; severe, watery diarrhea; no fever, fecal WBCs, or bloody stools; dx?
Definition
Vibrio cholera
Term
traveler's diarrhea; watery diarrhea; no fever, fecal WBCs, or bloody stools; dx?
Definition
ETEC (uses 2 toxins; heat labile is like V. cholera and acts via AC; heat stable acts via GC)
Term
ate shellfish; diarrhea; no fever, fecal WBCs, or bloody stools; dx?
Definition
V. parahaemolytica
Term
infantile diarrhea; watery diarrhea with or without fever and vomiting; dx?
Definition
EPEC
Term
infants <6mo or AIDs pt; diarrhea, (vomiting, dehydration), fever, fecal WBCs; fecal smear shows clumping rod-shaped bacteria; dx?
Definition
EAggEC
Term
post-antibiotic tx; diarrhea, fever, fecal WBCs, pseudomembrane colitis; dx?
Definition
C. difficile
Term
ate uncooked meat; diarrhea, vomiting, severe abdominal pain, lymphadenopathy, fecal WBCs, fever, (bloody stools)
Definition
Bacillus anthracis
Term
dysentery, ulcers, HUS, no bacteremia; dx?
Definition
Shigella
Term
ate chicken; dysentery, ulcers, +/- HUS, bacteremia, purulent stool; Guillain-Barre sequelae
Definition
C. jejuni
Term
children<5yo; dysentery, ulcers, no HUS, no bacteremia; dx?
Definition
EIEC
Term
ate Jack-in-the-Box hamburger; dysentery, HUS, bacteremia, hemorrhagic colitis, thrombi, acute kidney failure; dx?
Definition
EHEC (0157:H7)
Term
contact with turtles/ate uncooked eggs; diarrhea, fecal WBCs, dysentery; dx?
Definition
Salmonella gastroenteritis
Term
dysentery, fecal WBCs, fever; persists in gallbladder in carriers; dx?
Definition
Salmonella typhi
Term
dysentery, bacteremia; toxin avoids endocytosis, unlike Shigella; dx?
Definition
Yersinia pestis
Term
ulcers, bloody stools; CagA and VacA virulence factors; dx?
Definition
H. pylori
Term
child<5yo presents with diarrhea x3-8d and vomiting, abdominal pain; dx?
Definition
rotavirus
Term
adult presents with diarrhea, vomiting, nausea, abdominal pain, fever, malaise, headache, chills x24-60h; dx?
Definition
calicivirus
Term
this diarrhea can occur in children (most common), nursing homes and immunocompromised pts; dx?
Definition
astrovirus
Term
child presents with diarrhea, conjunctivitis, and URI for 2-8d; dx?
Definition
adenovirus
Term
1. What adenovirus serotypes cause diarrhea? 2. What calcivirus genogroups cause diarrhea?
Definition
1. serotypes 38, 40, 41. 2. Genogroups GI, GII, GIV (most common is GII.4)
Term
diarrhea, growth retardation, hypoproteinemia; dx?
Definition
enterokinase deficiency
Term
how does organophosphate poisoning cause diarrhea?
Definition
inhibits acetylcholinesterase
Term
diarrhea, tingling or burning sensation in mouth, rash/hives, itching, throbbing headache, nausea, vomiting; dx?
Definition
scromboid poisoning from histamine
Term
diarrhea, nausea, vomiting, numbness/tingling of mouth and extremeties; dx?
Definition
ciguatera poisoning from dinoflagellate toxin
Term
abdominal pain, watery diarrhea that becomes bloody; dx?
Definition
ischemic colitis
Term
diarrhea with elevated calcitonin; dx?
Definition
medullary thyroid carcinoma
Term
diarrhea with urticaria pigmentosa, itching, and hypotension; dx?
Definition
systemic mastocytosis
Term
diarrhea with hypokalemia, achylorhydria, hypomagnesemia, hypercalcemia; dx?
Definition
VIPoma
Term
steatorrhea with arthralgia, lymphadenopathy, neurological symptoms; PAS+ macrophage; dx?
Definition
Whipple's
Term
diarrhea with dermatitis herpetiformis; dx?
Definition
celiac sprue
Term
watery diarrhea for 1-2wks; acid-fast oocysts in stools; dx?
Definition
Cryptosporidium
Term
explosive diarrhea after incubation period of 1-3wks; trophozoites in fecal smear show adhesive disc; dx?
Definition
Giardia
Term
dysentery, tenesmus, semiformed stools with blood and mucus; hepatomegaly; no fecal leukocytes, no dehydration, no fever; dx?
Definition
Entamoeba histolytica (amebiasis)
Supporting users have an ad free experience!