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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
Most common cause of vaginal bleeding in neonate is?
assistant
The correct answer is  ANSWER: (D) Hormone withdrawalREF: Shaw 13th ed p. 48"Vaginal bleed may be noticed in neonates in first week, it is due to withdrawal of maternal estrogen circulating in the newborn circulation. No treatment is needed except for reassurance"