A three-year-old presents to the clinic with watery loose st…
A three-year-old presents to the clinic with watery loose stools. The foster father reveals that the child has been in daycare and had a mild runny nose and cough three (3) days ago. Yesterday, the patient developed a low grade fever (100.80F) and began vomiting, and today the patient has had a few loose stools. The the emesis is non-bilious and the stools have had no blood or mucous. He has not been swimming in any fresh water pools or ponds. The patient’s immunization status is unknown. What is the most likely underlying cause of this illness?