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Doctor insights on: Fasting Before Blood Work

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Is it ok to take Ibuprofen while fasting before blood work?

Is it ok to take Ibuprofen while fasting before blood work?

Yes but...: Make sure it doesn't bother your stomach and you don't have a history of peptic ulcer disease. Use the lowest dose possible for pain/fever and for the shortest duration possible. Some newer evidence is not showing a major lipid change between fasting and non-fasting values in relation to LDL and HDL values but fasting is still standard of care. ...Read more

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Is it really big deal if I have cream in coffee 7 hrs before fasting blood work? I find it hard to believe that could badly mess with results.

Is it really big deal if I have cream in coffee 7 hrs before fasting blood work? I find it hard to believe that could badly mess with results.

Fasting Blood Work: Well it may or may not "mess with the results" as you say. It depends on what is being tested for. Are you waiting until afternoon to get the blood work done because that is when your appointment is? Why not go to the office as soon as they open to get your blood work? Then you can have your coffee and cream. If your fasting sugar is 125 you don't have diabetes,if 126 you do. Any difference? ...Read more

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If i was fasting what blood work would be high or low?

If i was fasting what blood work would be high or low?

Main values are: Fasting blood work is most often requested for checking a fasting blood glucose and your lipid panel. These test help diagnose diabetes (FBS) and assess your risk factor for cardiovascular disease (chol panel). ...Read more

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Bun creatinine high in fasting blood work. What are the causes?

BUN and creatinine: If you have high BUN and creatinine levels, you may be dehydrated or you may have chronic kidney disease. Ask the physician who ordered the blood test for an opinion as to the cause of the high levels in the blood. The physician knows the patient best and can give a more meaningful answer to your question. Good luck. ...Read more

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What are possible reasons for elevated insulin in my teen year old daughter from fasting blood work?

What are possible reasons for elevated insulin in my teen year old daughter from fasting blood work?

Hyperinsulinemia: Is most commonly seen in children & teens with obesity, a bmi of > 95th %ile. It can be a precursor to diabetes mellitus type ii, especially with a family history of dm ii, & part of metabolic syndrome, with high cholesterol/ triglycerides & high blood pressure. It usually means that Insulin resistance is developing, causing the pancreas to produce more insulin. Follow-up & diet change are needed. ...Read more

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When u fast for a routine physical blood work is the gluccose reading only show how you ate the day prior to fasting?

When u fast for a routine physical blood work is the gluccose reading only show how you ate the day prior to fasting?

No: The fasting glucose is just that - your baseline fasting glucose. It has nothing to do with what you ate the day before. The point of it is to see your overall health and diet for several months. It's used to diagnose diabetes for example. Two fasting blood glucoses on separate days that are 126 mg/dl would meet one of several definitions of diabetes mellitus. ...Read more

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My son has to have extensive fasting blood work (around 10 or 12 vials) Is it dangerous to take so much blood at once? He's very frail.

My son has to have extensive fasting blood work (around 10 or 12 vials) Is it dangerous to take so much blood at once? He's very frail.

Talk to your doctor: It is that he has to have 10-12 tests or has to have 10-12 tubes of blood drawn? What type of tests are being done? Most routine blood tests can be done on small amounts of blood. It would be prudent to talk to your doctor. ...Read more

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