I know in the US the definition of Diabetic is 126 on the fasting or an HbA1c of
6.5. If they do an oral glucose test it is 200 or over after drinking pure sugar. Your friend needs to go to the Diabetes Center or an Endo and retest. It sounds like the ER was just too busy to deal with her. Everything you said points to diabetes. In the meantime tell her to take all the carbs like rice, bannana, bread , cereal and pasta out of her diet.
6.5. If they do an oral glucose test it is 200 or over after drinking pure sugar. Your friend needs to go to the Diabetes Center or an Endo and retest. It sounds like the ER was just too busy to deal with her. Everything you said points to diabetes. In the meantime tell her to take all the carbs like rice, bannana, bread , cereal and pasta out of her diet.