Creme Fraiche is pronounced âkrem fresh.â It is a thick and smooth heavy cream with a wonderfully rich and velvety texture. Creme Fraiche is widely used in France, where the cream is unpasteurized and contains the âfriendlyâ bacteria necessary to thicken it naturally.
Incubation Period, Diagnosis/Symptoms and Immunity â¢ After initial (first) exposure, a person will usually get the stomach flu within 12-48 hours. â¢ The stomach flu is diagnosed based mostly on symptoms, including nausea, vomiting, diarrhea, muscle aches, abdominal cramps, and no fever or a low-grade fever. Vomiting and diarrhea can occur separately or together. Symptoms usually last 24-60 hours, but the virus may be present in a personâs stool for up to two weeks longer. Complications, including death, are rare. They usually occur in elderly persons with underlying chronic diseasesâand most often are due to dehydration.
The incubation period averages 8-12 hours, after which diarrhea and abdominal cramps begin. C. perfringens symptoms usually persist for one day. A severe complication, necrotic enteritis (also known as pig-bel syndrome), can develop if large numbers of bacteria are ingested.iarrhea, bloody diarrhea, abdominal cramps, fever and headache begin after an average 2-5 day incubation period, but can take up to 10 days. Most cases of Campylobacter require only supportive care and rehydration fluids.