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Doctor insights on: Can A Urine Test Detect If I Have Hb A1c

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Urine (Definition)

Urine is the product of the kidneys, which is produced to eliminate the waste products of metabolism, manage body fluid balance, &maintain acid-base balance. The blood is first filtered by the kidneys, and the composition of the resulting fluid is then altered depending on the body's needs. It is composed of mostly water, and breakdown products from blood cells impart ...Read more


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Can i drop blood on a urine pregnancy test and still get accurate results? If not, where can I get a blood pregnancy test?

Can i drop blood on a urine pregnancy test and still get accurate results? If not, where can I get a blood pregnancy test?

AT the clinic: At your doctor's office; at the community health center serving your county. At planned parenthood. No. Do not put blood on the urine pregnancy test. Put urine on the urine pregnancy test. But, only after a period has been missed. Not before. ...Read more

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What should I do if I have a positive stool blood test result?

What should I do if I have a positive stool blood test result?

See your doctor: That is always abnormal. You should see your doctor for further evaluation of this. It may be minor but you can't be sure until evaluated. ...Read more

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Can I test positive for thc thru kissing if I take a urine test ?

Can I test positive for thc thru kissing if I take a urine  test ?

Confusing question: If you are wondering if kissing a stoner will turn you positive I would say no. However, if you spend time with them and are exposed to second hand smoke, you might. ...Read more

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I'm just wondering, if you get a standard blood test and urine sample can it detect cancer ?

I'm just wondering, if you get a standard blood test and urine sample can it detect cancer ?

No: You'll need a good history and physical. Some lab abnormalities may tip the physician off to cancer. There are some screens -- colonoscopy, mammography, Pap smears, some others -- that can seek cancer while it's curable. ...Read more

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Will a fasting blood test tell if I have hypothyroidism?

Will a fasting blood test tell if I have hypothyroidism?

Yes it will: To diagnose Hypothyroidism you do not have to fast,but if your blood was collected while fasting for some other reason it is ok/And will tell if you have Hypothyroidism as long as you are tested for it.You need T3T4FreeT4 and TSH level done on fasting or non fasting specimen ...Read more

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Can blood test show if I am pregnant. If urine test showed negative?

Can blood test show if I am pregnant. If urine test showed negative?

Possibly.: These tests are good, but like all tests, can have variations. Blood tests can detect this shortly after implantation as well as urine tests that are sensitive, but less sensitive blood and urine tests need 3-4 more days to become positive. No two people are alike either, so that can cause variations also. Time and a specific quantitative test can best confirm this, so see your dr. To be sure. ...Read more

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If you have a blood test to test for hep b?

If you have a blood test to test for hep b?

Diagnosis of recent: Or old infection. Depending on the tests done, the results can reveal (a) you have not been exposed to hep b, (b) had hep b vaccinaation, (c) had hep b infection and recovered from it, (d) have active hep b infection. ...Read more

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What to do if I have six positive pregnancy tests and a negative blood test, could I be pregnant, or not?

What to do if I have six positive pregnancy tests and a negative blood test, could I be pregnant, or not?

Possible: Six positive tests are pretty darn convincing but the negative blood test could trump the urine tests. I would wait 10 days and repeat the blood test. Ask for both a qualitative result as well as a quantitative beta HCG ...Read more

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Could a fasting blood test tell if I have hypothryoidism?

Could a fasting blood test tell if I have hypothryoidism?

Possible: If the lab order included the thyroid function test. Usually the routine blood work does not include thyroid function test, unless the ordering doctor is suspecting that you have signs or symptoms of hypothyroidism. Hope this helps. ...Read more

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I did do a urine culture sample and it was negative does that test detect if there's a wbc in your urine or urethra?

I did do a urine culture sample and it was negative does that test detect if there's a wbc in your urine or urethra?

Time to move on: Sigh. You're grasping for straws. This test itself doesn't detect WBC. But you've already had that test anyway. Please stop asking further on line. You'll never get more clear ansswers than you have had. Work with your own doctor. Best wishes. ...Read more

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How early can I get a blood test done to see if i'm pregnant...

How early can I get a blood test done to see if i'm pregnant...

3-4 wks after period: A blood pregnancy test can be positive as soon as 10 days after fertilization. This is usually just before your period is due or soon after. A urine test done first thing in the morning will become positive about the same time. ...Read more

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Dr. Ira Katz
518 doctors shared insights

Hemoglobin A1c (Definition)

It helps determine the average blood sugar over a long period of time, about 2 or ...Read more