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
Diabetes mellitis diagnosed when -
assistant
The correct answer is  Criteria for the diagnosis of Diabetes mellitus : * Symptoms of diabetes plus random blood glucose concentration >=11.1 mmol/L (200 mg/dL)a or * Fasting plasma glucose >=7.0 mmol/L (126 mg/dL)b or * Hemoglobin A1c >= 6.5%c or * 2-h plasma glucose >= 11.1 mmol/L (200 mg/dL) during an oral glucose tolerance test Reference : page 2401 Harrison's Principles of Internal Medicine 19th edition