Hi Welcome to Health Care Magic
There many causes of Gastroenteritis--Viral, bacteria, parasitic and infections. Viruses are the very common cause of Gastroenteritis. Gastroenteritis presents with diarrhea
but sometimes headache and fever
, body aches may be present.
You can do the Widal test
, blood culture
, stool for ova and parasites to know what the cause of diarrhea is.
Electrolyte replacement antibiotics and anti parasitic treatment will treat the disease.