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 7-year-old boy underwent neurosurgery for craniopharyngioma following which pituitary functions were lost. Which of the following hormone should be replaced first?
assistant
The correct answer is  a. Hydrocortisone(Ref: Nelson's 20/e p 2714-2723, Ghai 8/e p 526-527)Hydrocortisone should be supplemented first if all pituitary function is lost.