A 16 year old boy presents to the clinic with vomiting a lot for 4 hours.  He has vomited 3 times, it is yellow in colour and not projectile. He does not have any reported abdominal pain. He has voided 2 times today and has had one normal bowel movement. Earlier this morning he was playing hockey and was struck by another player. There was no witnessed loss of consciousness. He sustained no obvious injuries.

Physical Examination: He looks tired.  Abdomen is flat. On auscultation, bowel sounds are normal. On palpation it is non-tender and there are no masses or organomegaly. The remainder of the physical examination is normal.

What is/are the most appropriate initial step(s) in management? Check all that apply.

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Dr. Karen Forbes

Dr. Karen Grewal


Queen's University


Dr. Susan Bannister


Dr. Marc Zucker