Diarrhea And Food Borne Quickk Questions Flashcards
Non iinvasive diarrhea w/ fever myalgia, arthralgia, back pain, HA?
Listeria monocytogenes
Increased stool liquidity?
80%
Bacteria AGE w/ sever cramping, misdiagnosed appendicitis, pollyarticular arthritis?
Yersinia enterocolitica
Bacteria that causes fetal loss or death of newborn?
Listeria
What are are associated w/ seafoods?
Astrovirus, aeromonas, pleiomonas, vibrio
Motile organism on wet mount, found in CSF?
Listeria monocytogenes
Where food contains listeria?
Unpasteurized milk, soft cheeses, and cream, raw fruit, veges, produce, hot dogs, cold cuts, deli meats
What is the treatment for cholera?
FLUID REPLACEMENT, abx shorten course, VAXchora
Sick pets (puppies) food borne illness and chickens
Campylobacter
What is the treatment for e. Coli 0157: H7
NO abx, treat HUS w/ dialysis.
Can cause death w/in hours of infection from massive dehydration?
Cholera
Where is the typhoid organism found??
Blood and bone marrow
Acute blood diarrhea, tenesmus, passage of mucus, fever, self limited
Shigellosis
Definition of acute gastroenteritis?
1-5 days of diarrhea w/ N/V
What is the treatment for traveler’s diarrhea?
Loperamide w/ 1 abx, usuallly ciprofloxacin
Invasion/multiplication of mononuclear phagocytic cells in liver, spleen, lymph nodes, and Peter patches of ileum. SYSTEMIC INFECTION?
Typhoid fever (bacteremia)
Explosive bowel movements w/ n/v and abdominal cramping ?
Traveler’s diarrhea
When bacteria invade the mucosa what do the patient look like?
Febrile, RBCs and WBCs in stool
Immunocompromised patients, dysentery, antivirals w/ AGE?
Cytomegalovirus
AGE in children and infants, cause upper respiratory infection, vaccine available
Rotavirus
Increased frequency?
3/day-2weeks
Gas gangrene
Clostridium perfringens
Bacteria AGE toxin in food, no organism in body, “I want to die”
Staphy a
What are the signs that AGE is caused by a virus?
Vomiting is prominent, 14 hr + incubation, <3 days, no bacterial signs
If someone is delirious, and having liquid, foul smelling, green-yellow diarrhea (pea soup) diagnosed w/ typhoid what week are they in?
Third week
If someone is diagnosed w/ typhoid and has apathetic manner/ sustained pyrexia what week are they in?
2nd week
What are associated w/ oysters?
Calcivius, plesomonas, vibrio
What are important listeria monocytogenes populations?
Pregnant women
- Neonates
- Elderly
- Immunocompromised
Where is traveler’s diarrhea common?
Afric, South Asia, Latin America, Middle East
AGE, abdomen is tender, Fever 104) HA, 10+ mvmts per day
Campylobacter
What is the treatment for typhoid?
Ciprofloxacin, or ceftriaxone and azithromycin if acquired in Asia
What causes bacillary dysentery by invading colonic epithelium or production of enterotoxin?
Shigellosis
What is the treatment for salmonella?
Ciprofloxacin
What is the treatment for campylobacter
Azithromycin
What causes traveler’s diarrhea?
Enterotoxigenic e. Coli
Contaminated fried rice?
Bacillus cereus
Treatment for shigellosis?
Self limited, ciprofloxacin, avoid narcotics
Crops of 2-4 mm diameter pink papules (rose spots that fade w/ pressure on upper abdomen and chest), relative bradycardia, and dicrotic pulse?
Typhoid fever
Bacteria affects neonates, CNS: seizures, CN defecits, strokes, hemiplegia
Listeria
Caused by pets (reptiles, birds), associated w/ eggs, cheese, poultry, unpeeled fruit, vegetables
Salmonella
Paineless watery diarrhea, rice water w/ fishy odor, followed by vomiting. No fever
Cholera
Begin as watery diarrhea, then becomes grossly bloody and causes HUS (hemolysis, thrombocytopenia, uremia, death)
Escherichia coli O157 H7, Enterohemorrhagic e. Coli
What is the agar for E. Coli o157 H7?
Sorbitol-macconkey
Increased stool weight
> 250 mg
Non bloody loose stool/ watery diarrhea, N/V, choleralike diarrhea/ tenesmus?
Salmonella
Common cause of pediatric diarrhea, intusseption
Calcivirus
