Medicine Impaired glucose tolerance on an oral GTT is indicated by: A Fasting plasma sugar > 126 mg/d1 B Random blood sugar > 200mg/d1 C Fasting blood sugar < 90 mg/d1 D 2 hrs after glucose load 140-200 mg/dl; fasting blood sugar < 126 mg/dl 💡 Explanation Impaired glucose tolerance on an oral GTT is indicated by: ✓ Correct Answer: D. 2 hrs after glucose load 140-200 mg/dl; fasting blood sugar < 126 mg/dl