Diagnosis can be further complicated because diarrhea caused by
E. coli O157:H7 is not always bloody. Also, a
doctor may not consider E. coli O157:H7 as the cause of
symptoms because bacterial infections are usually accompanied by a fever; a
person infected with E. coli O157:H7 usually does not
have a fever or has only a mild fever.
Here are some tips to prevent food poisoning:
Always wash hands before preparing any food; wash utensils with hot soapy water after using them to prepare any meat or fish.
Don't thaw frozen meat at room temperature. Let meat thaw gradually in a refrigerator, or thaw it quickly in a microwave oven and cook immediately.
Avoid uncooked marinated food and raw meat, fish, or eggs; cook all such food thoroughly.
Check expiration dates on all foods.
In restaurants, return any undercooked...