Doctor insights on:
Do You Have To Fast For Hemoglobin A1c Test
Short answer: The test measures indirectly measures glucose control over the preceding 6-8 weeks. It does not measure sugar directly; therefore i would believe it not to be necessary to fast prior to the test. However, the best way to answer this question is to call the lab where you go to have the blood drawn and ask them directly whether you need to fast for the test. ...Read more
No fasting: Not requiredGet a more detailed answer ›
Not really: The aic test generally tells us what has been going on with your sugar over the past 3 months approximately. One does not really have to fast for it, but it is best done fasting in my opinion, because your doctor will probably want to see a fasting blood sugar at the same time to help manage your diabetes. Often a lipid panel is done at the same time, which requires one to be fasting. ...Read moreSee 1 more doctor answer
No: Microalbuminuria is the presence of small amounts of protein in the urine, usually too small to note on a dipstick test. A trace amount of protein can be normal, but usually there is none. The most common cause of m is diabetes mellitus; it usually indicates that the dm has started to affect your kidneys. Once this happens, take things more seriously: talk with your pcp and consider endocrinology. ...Read moreSee 1 more doctor answer
What to if I am having blood tests for vitamin deficiencies & would like to know if Valium will show up?
Endoscopy : Which is placement of a thick cable with a video camera into the stomach through the mouth. ...Read more
What to do??: well you either pee in a cup or they draw blood. Either, if you are smoking within a couple days of the test, it will pick it up, for whatever consequence that will have for you. If you stop smoking at least 4-5 days before the test, it will likely be negative. And if you can go 5 days without tobacco, why don't you actually really and truly quit smoking,which is the 1 best thing you can do . ...Read more
No: You do not need to fast to have blood drawn for this test. However, if you are having other tests drawn at the same time you may need to be fasting for one or more of these. ...Read more
What to do if I take medication for a heart rhythm condition, what will they most likely test my blood for?
Medication: Depending on the medication being monitored the tests may be for levels of the drug in the blood or liver, kidney , thyroid or other tests to evaluate side effects of the drug(s). ...Read more
No: The hemoglobin A1c is a measure of the amount of hemoglobin that is bound to glucose (blood sugar) in red blood cells. Red blood cells live about 120 days, so the A1c gives an idea of diabetic control over 3 months. Eating on the day of the test will make no difference. Be sure, though, that no other tests, such as fasting lipid panel or fasting chemistries, have been ordered along w a1c. ...Read moreSee 1 more doctor answer
I would like to ask you that should I go to blood test for growth hormone on empty stomach?
No food for 10+ hour: it is recommended that a person fast for 10-12 hours before testing for GH. GH is released in pulses, so a normal level rules out a deficiency, but if results suggest GH deficiency, additional testing such as insulin stimulation, GHRH-arginine test, or glucagon test may be ordered. ...Read more
Do you have to "fast" for a thyroid exam? If so how long? I may ask for one tomorrow..Pulse high, but dunno if due to anxiety?
Thyroid Testing: Nope. You do not need to fast for thyroid function testing. ...Read more
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