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
Decreased Radio iodine uptake is/are seen in -a) Toxic multinodular goiterb) Grave's diseasec) Subacute thyroiditisd) Factitious thyroiditis
assistant
The correct answer is  None