 [ Symptoms ] can you have hyperglycemia without being a diabetic  my husband just had his physical and they administered blood tests after an 8 hour fasting after seeing elevated blood sugar levels his doctor administered more extensive tests to check for diabetes his mother and his brother wereare diabetic his lab review stated the following the glycohemoglobin was 6 0 which indicates hyperglycemia but is not indicative of diabetes  then there were suggestions of watching his diet losing weight which he has lost about 15 lbs in the last 2 years [ Disease ] a glycated hemoglobin a1c of 6 0 5 7 6 4 range is considered pre diabetes meaning your husband has elevated blood sugars and is at increased risk for developing type 2 diabetes according to the centers for disease control 15 30 of people with pre diabetes will be diagnosed with full blown diabetes in 5 years so watching his diet moving more and losing weight if needed can help prevent the development of diabetes to better understand glycated hemoglobin see this webmd article and for more on what to do after a pre diabetes diagnosis see this one good luck