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
Ectopic ACTH production is seen in -
assistant
The correct answer is  Ans. is 'a' i.e, Small cell carcinoma of lung Ectopic ACTH is produced byo Small cell carcinoma of lung (most common)o Carcinoid tumorso Medullary Carcinoma of thyroido Islet cell tumors of pancrease