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
A 12-day-old male newborn is brought to the emergency department because of a high-grade fever for 3 days. He has been lethargic and not feeding well during this period. He cries incessantly while passing urine. There is no family history of serious illness. He was delivered at 37 weeks' gestation and pregnancy was complicated by mild oligohydramnios. His immunizations are up-to-date. He is at the 35th percentile for length and 40th percentile for weight. His temperature is 39°C (102.2°F), pulse is 165/min, respirations are 60/min, and blood pressure is 55/30 mm Hg. Examination shows open anterior and posterior fontanelles. There is a midline lower abdominal mass extending 2–3 cm above the symphysis. Cardiopulmonary examination shows no abnormalities. The child is diagnosed with a urinary tract infection and broad spectrum antibiotic therapy is begun. This patient will most likely benefit the most from which of the following interventions?
assistant
Ablation of urethral valves
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