The Disease

In general, norovirus infection is associated with sudden onset of nausea and vomiting that is severe, projectile, and frequent. However, a significant proportion of patients report diarrhea, abdominal cramps, headache, myalgia, and pyrexia.[11,15,16] In the elderly, however, disease can be severe and cause death. In a study of diarrheal disease in the United Kingdom there were 43 deaths in 38 outbreaks in hospitals or elderly care facilities,[19] and in the United States norovirus is estimated to account for 7% of fatalities due to foodborne disease.[20] Disease manifestation persists for a median of 5 days with diarrhea persisting for a median of 4 days. The median duration of illness decreased with age.[15] Chronic diarrhea can occur in the immunocompro-mised.[9- Sapovirus gastroenteritis is more often associated with diarrhea than vomiting; however, nausea and vomiting precede diarrhea in a proportion of cases. Disease persists for a median of 6 days.

Stop Headache Drug Free

Stop Headache Drug Free

If you are suffering from headaches, you can make the pain stop just by following some basic but little known principles. Take 15 minutes browsing through this guide and you'll find dozens of tips to gain control in the battle against headache pain.

Get My Free Audio Book

Post a comment