Cause:Staphylococcus aureus
Pathophys:Heat-stable enterotoxin produced by staph in food after preparation, eg, potato salad. Lack of fever indicates a toxin disease
Sx:8-h incubation period. Nausea, vomiting, and some diarrhea without fever. Excess N+V relative to diarrhea suggests staph rather than others
r/o clostridial and Bacillus cereusfood poisonings, both of which also lack fever