(Yersinia Gastroenteritis)
Pathophys:Cholera-like enterotoxin in small bowel
Rare, except occasionally in epidemics
Sx:Incubation period long
Si: Fever, fecal leukocytes present, indolent despite rx; immune complex si and sx
Lab:Cultures best; antibody titers (30% false neg)
Rx:Rehydration and supportive care; tetracycline