system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
An otherwise healthy, exclusively breastfed 4-day-old neonate is brought to the physician because of yellowing of his skin and eyes. His urine has been clear and stools have been normal. He was born at term by vacuum-assisted delivery and weighed 4000 g (8 lb 8 oz). Pregnancy was complicated by gestational diabetes mellitus. His older sibling had jaundice in the neonatal period. Vital signs are within normal limits. He appears alert and comfortable. Physical examination shows jaundice of the skin and sclerae. The liver is palpated 1 cm below the right costal margin. Laboratory studies show:
Hemoglobin 17 g/dl
Reticulocyte count 0.5 %
Total bilirubin 21.2 mg/dl
Direct bilirubin 2 mg/dl
Indirect bilirubin 19.1 mg/dl
Coombs test Negative
Which of the following is the most appropriate next step in management?"
assistant
Phototherapy