My son ate beef burger and within 6 hours had watery diarrhea, then got extreme chills and fever 104.5 f. What could it be? What should I do?

DIARRHEA. Food poisoning causes gastroenteritis after eating food contaminated by toxins or infectious lbm. Most probable cause is staphylococcal gastroenteritis if it occurs 4-8 hours after ingestion of bacteria. Bloody stools with high fever, think of salmonella, e. Coli, shigellosis. Pls. See your md.