Question: what is type 1 diabetes mellitus with hyperglycemia?
Answer: Doctors may say you have hyperglycemia if your blood sugar is higher than 130 mg/dL after not eating or drinking for at least 8 hours (called fasting hyperglycemia) or if your blood sugar is higher than 180 mg/dL 2 hours after a meal (called postprandial or after-meal hyperglycemia).