Gastroenteritis
Gastroenteritis is inflammation of the stomach and intestines, often from a viral infection. It usually causes diarrhea, nausea, vomiting, and cramps.
Symptoms
Symptoms include loose stools, vomiting, abdominal cramps, fever, and fatigue.
Causes and risk
Viruses are common, but foodborne illness and bacteria are also possible.
How it is evaluated
We check hydration, severity, travel or exposure history, and warning signs that suggest a more serious infection.
Treatment
Treatment focuses on fluid replacement, gradual return to food, and clear warning signs for follow-up.