A Newborn exam

A 4-day-old infant has come into the clinic for a newborn exam. He was born full term via spontaneous vaginal delivery. The infant has lost 8% of his birth weight. On exam, the infant looks slightly pale and irritable. His abdomen is distended and his bowel sounds are hypoactive. His last bowel movement was 3 days ago.
What other information should you know about this infant?
Based on the information above, how should you manage this patient?