Doctor insights on:
How Long Do You Fast For Fasting Blood Work
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
Child, blood work, fasting, 4 vials after blood drawn she heard fast pop noise in ears. Got in car she lost color in her lips pale face why this happen?
8 hours is common.: Most clinics will ask you to have nothing to eat after midnight, and have the blood draw first thing in the morning- so it could be 8-12 hours. You may drink non-calorie clear liquids, i.e., water, tea, coffee. Don't put milk or sugar in your beverage, or you'll have to repeat the test! ...Read more
Raised small mole. No blood. A white spec on it. I had a bodycheck by SKIN DR on 3/31. Had Physical w Blood Work 2day. All normal. How fast does Melanoma spread? Meaning days or weeks? I can't see a doctor until next week. Is it too long to wait?
Not at all.: If you have been seen by a skin doctor and he is not worried about the lesion don't worry. ...Read more
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
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
I have to have routine fasting blood work done. I am very nervous. Is it ok to take a Xanax (alprazolam) before I gon?
Relaxation: Deep breathing and relaxation will be best exposure technique who is driving you for blood work benzo is last resort don't drive. ...Read more
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
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
Yes: Drinking water is fine unless directed specifically by your physician to avoid it. Fasting lab is looking for blood sugar and cholesterol which would be affected by coffee, food, and milk. I usually recommend to my patients to take their routine meds even when fasting except for medications that would affect the blood sugar. ...Read more
Do I have Gilberts Syndrome? Fasting blood work. T_Bili 1.5, D_Bili 0.2, AlkPhos 44, AST 24, ALT 20, Alb 4.4, T_protein 6.6. Lab uses T_Bili < 1.2.
You could have Gilbert's
Nothing to be concerned about ...Read more
No: It will not affect your fasting lab results. All the best. ...Read more
Blood work for insurance wellness program, fasting glucose was 100, 100-125 moderate range. Is this something I should worry about? Last year was 81.
While your fasting glucose is still in the normal range, but it has crept up and you would do well to start exercising and lose 5-10% of your weight.
For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form.
Practice safe sex, if you have sex. ...Read more
Fast 8 hours: It's best to maintain an 8 hours of nothing by mouth prior to any fasting lab studies. If you can schedule your lab draws first thing in the morning, it's typically easier to maintain this standard. ...Read more
Had a fasting blood work done 3 days ago. My glucose level was 274, triglycerides was 356 and A1c was 9.1. Please advise.
Uncontrolled Type 2: This is a chicken and the egg thing. You have diabetes out of control and need to start metformin and Bydureon (exenatide) for a >2 point a1c reduction. The high triglycerides are poisoning your pancreas and liver such that they are having a hard time "turning the corner." you may need to treat the triglycerices and the sugars to get out of your current toxicity; and stick with a diabetic lifestyle program! ...Read more
I'm getting my annual physical CBC, fasting blood work etc tomorrow morning. If I take a hydrocodone 16 hours before, could it mess up the results?
No: Only take stuff like that if you truly need it. Pain like that is reason enough to notify your physician ...Read more
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