Gastroenteritis Symptoms

By definition, gastroenteritis affects both the stomach and the intestines, resulting in both vomiting and diarrhea.

Common symptoms may include:

• Low grade fever to 100°F (37.7°C)
  
  
• Nausea with or without vomiting
  
  
• Mild-to-moderate diarrhea:
  
  
• Crampy painful abdominal bloating

More serious symptoms

• Blood in vomit or stool
  
  
• Vomiting more than 48 hours
  
  
• Fever higher than 101°F (40°C)
  
  
• Swollen abdomen or abdominal pain
  
  
• Dehydration - weakness, lightheadedness, decreased urination, dry skin, dry mouth and lack of sweat and tears are characteristic findings.