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Doctor insights on: Do I Need To Fast Before A Cholesterol Test

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Do i need to fast before blood tests?

Do i need to fast before blood tests?

Depends: Depending on what kind of blood tests are being done, you may need to fast. If you are having a metabolic panel, liver panel or cholesterol panel you will need to fast. Probably would be best if you check with your ordering physician to make sure that you understand what you need to do. This will make you avoid potentially abnormal results or the need for a repeat test later. ...Read more

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Do you have to fast the day before a hba1c test?

Do you have to fast the day before a hba1c test?

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 more

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Do you need to fast before getting a thyroid n cvc test?

Do you need to fast before getting a thyroid n cvc test?

No: You do not need to fast for a thyroid blood test. I don't know what you mean by "cvc" test. Do you mean a "cbc", which is a complete blood count. You don't need to fast for that either. ...Read more

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Do you have to fast before hgbaic?

No: It is a measure of sugar control over a prolonged period of time (3 months) and will not be affected by a fasting or non fasting state. ...Read more

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What to do if i forgot to fast before bloodwork?

What to do if i forgot to fast before bloodwork?

Tell the lab: Let the lab or office now so they can account for that when interpreting results or re-schedule that particular test for when you are fasting. Not all blood tests require you to be fasting but some will give false results if you are not fasting at least 6 hours. ...Read more

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Do I need to fast before getting my LDL cholesterol checked?

Do I need to fast before getting my LDL cholesterol checked?

YES, FAST >12 hours: To get an accurate LDL cholesterol it is best to fast at least 12 hours. Drinking water is ok and necessary. Our office also allows 'black coffee' (no cream/sugar) hope that helps! ...Read more

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Do you need to fast for a microalbuminuria test?

Do you need to fast for a microalbuminuria test?

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 more

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Do i have to fast before i take a vitamin level blood test?

Do i have to fast before i take a vitamin level blood test?

No! Fasting of?Value: Fasting for most issues not only of low value but often misleading. Ex.: people commonly told to fast before blood glucose test; yet Diabetes Mellitus=elevated blood glucose & glucose most commonly elevated after eating. Thus fasting glucose routinely misses Diabetes Mellitus. Fasting is promoted for only a few issues because how databases were done or because the values are calculated/estimated. ...Read more

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What to do if I have an appointment for a blood test at noon tomorrow and What to do if I have to fast for 12 hours and I was wondering?

What to do if I have an appointment for a blood test at noon tomorrow and What to do if I have to fast for 12 hours and I was wondering?

Depends: There are many different types of blood test and only some require that you fast. You should of received information regarding this when the test was scheduled. If you have any questions, feel free to call the clinic or laboratory directly and ask them if you need to do anything prior to the test. It's better that you be informed and prepared before going. ...Read more

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How long do docs recommend I should I fast before a blood test?

You might not need t: To fast. Usually this is for certain things like your glucose level. For many tests fasting is unecessary. So ask your doctor or health professional before you have your blood drawn. ...Read more

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What to do if i want to buy a cholesterol testing machine?

What to do if i want to buy a cholesterol testing machine?

Why: You can get this from ebay, or from a medical supply house. You would need a blood sample for it to give the proper data. Or is your goal to measure the cholesterol in your foods which requires sophisticated laboratory apparatus from a clinical or chemical supply house. Depends on what you are trying to accomplish. ...Read more

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Do you need to fast before a renal ultrasound?

Do you need to fast before a renal ultrasound?

No: no not unless thet are looking at the arteries of the kidneys also ...Read more