Doctor insights on:
What Happens If You Have Diabetes And Eat Before A Blood Test
Post-prandial result: Although most blood tests are supposed to be done in the fasting state, the after-meal (or post-prandial) glucose result can be very useful in certain settings. If you have diabetes and do a blood test after eating, the result can help determine whether you are eating too much carbs or need medication adjustments. American diabetes assn recommends a post-prandial glucose target less than 180 mg/dl. ...Read moreSee 1 more doctor answer
I drank a cup of coffee with cream and artificial sweetener before a blood test for diabetes, will this show up as diabetes?
It depends>>>: Blood tests do have some error rates, so at times we have to repeat them to confirm the results. But sugar is a simple test and there is little room for mistakes. But the blood sugar does fluctuate depending on eating and from day to day. So it is a good idea to have 2 or 3 readings to be more certain about the real picture. ...Read more
Depends on symptoms: If you have excessive thirst and excessive urination, it is possible to have 'water' diabetes (diabetes insipidus) rather than 'sugar' diabetes (diabetes mellitus); these require different tests. Some people with diabetes have weight loss, fatigue, blurred vision, extreme hunger -- these can be due to lots of things, but thyroid, blood counts, and iron should be checked. See an eye dr. ...Read more
I had a blood test a year ago. Everything was fine. I am worried could I have developed diabetes by now?
No.: Unless you had your blood drawn at the same time for these two very different tests, an HIV test cannot tell if you have diabetes. You don't know what is done with your blood after it is drawn, though, and your blood might also have been tested for sugar, which is high in diabetes mellitus. Good luck! ...Read more