GI

Question 1

Salmonellosis

Answer 1

Poultry, turtles, pets. Fever, bloody diarrhea

Question 2

Shigellosis

Answer 2

Contaminated water, sewage used as fertilizer. Rapid spread in close quarters. Fever, bloody-mucoid diarrhea,

Question 3

Campylobacter

Answer 3

Poultry, raw milk. Fever, bloody diarrhea, pseudoappendicitis, Guillain-Barre syndrome

Question 4

EHEC

Answer 4

Cattle, leafy veggies. Shiga toxin, bloody diarrhea w/o fever

Question 5

Yersiniosis

Answer 5

Pigs, raw milk. Fever, bloody diarrhea, necrotizing enterocolitis, pseudoappendicitis, mesenteric lymphadenitis, erythema nodosum

Question 6

Pseudomembranous colitis (C. diff)

Answer 6

Clindamycin induced, greenish, foul smelling, toxic megacolon, leukocytosis. Metronidazole, vancomycin

Question 7

Amebiasis (Entamoeba)

Answer 7

Eating ass, poor water sanitation. Bloody diarrhea, liver abcess. Trophozoite, bulls eye nucles w/RBC in cytoplasm. Metronidazole

Question 8

Norovirus

Answer 8

Winter time, cruise ships

Question 9

Rotavirus

Answer 9

Pediatric, oral vaccines

Question 10

Staphylococcal poisoning

Answer 10

Mayonnaise, bakery cream products. Preformed enterotoxin, more vomiting than diarrhea

Question 11

ETEC

Answer 11

Travelers diarrhea, 2 toxins cause fluid secretion

Question 12

Bacillus cereus

Answer 12

Fried rice, severe N/V

Question 13

Clostridium perfringens

Answer 13

Improper cooling/refrigeration, 12 toxins, jejunal hemorrhagic necrosis. Fever and vomiting not present

Question 14

Cholera

Answer 14

Contaminated food/water during rainy season, seafood. Rice water stools

Question 15

Vibriosis

Answer 15

Brackish waters, shellfish. Parahaemolyticus=GI, Vulnificus=cellulitis

Question 16

Giardiasis

Answer 16

MC intestinal parasite, flagellated trophozoite/cyst. Foul smelling, fatty diarrhea. Metronidazole