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Doctor insights on: Urine Vs Blood Glucose Testing

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Which test is more reliable for monitoring diabetes: a blood sugar test or urine sugar test?

Which test is more reliable for monitoring diabetes: a blood sugar test or urine sugar test?

Bllod sugar: Glucose appears in urine only when blood sugar is greater than (debate) 180-220. Would like to aim for sugars 80-150 for good control. So can still be in 150-180 range, chronically, and still be in less than ideal control without any sugar appearing in urine. ...Read more

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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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Have GTT test. Blood glucose normal. O hour and 1 hour urine glucose negative but 2 hour urine glucose is trace. False positive or renal glycosuria?

Have GTT test. Blood glucose normal. O hour and 1 hour urine glucose negative but 2 hour urine glucose is trace. False positive or renal glycosuria?

Urine glucose: If your GTT is OK and the 2 hour urine only a trace high, I don't think you have anything to worry about. That said, be careful with your food and drink intake. ...Read more

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Does a comprehensive metabolic panel blood test include a test of blood glucose levels?

Does a comprehensive metabolic panel blood test include a test of blood glucose levels?

Yes: Hi. Yes it does. If you have the blood drawn fasting, you have a good way you screen for diabetes (fasting serum glucose). The CMP also measures many other important blood chemistries. To your health! ...Read more

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ACR test morning sample - 17mg/dl microalbumin urine, Creatinine is 0.6 in blood.. No bp issue or sugar.

ACR test morning sample - 17mg/dl microalbumin urine, 
Creatinine is 0.6 in blood.. No bp issue or sugar.

Normal: The albumin/creatinine ratio (ACR) urine test is used to detect the presence of abnormal amount of protein (albumin) in the urine which is often an early sign of kidney disease and an important prognostic marker in pts with diabetes and hypertension and a risk factor for cardiovascular disease. Your results (ACR 17 mg/dl and serum creatinine 0.6) are indicative or normal kidney function. ...Read more

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Is Haptoglobin (mg/dl) test a blood chemistry test or hematological test?

Is Haptoglobin (mg/dl) test a blood chemistry test or hematological test?

Haptpglobin: Is a transport protein for the breakdown of hemoglobin. If is used to assess for RBC destruction. When the haptoglobin Is low there is an association with increased hemolysis ...Read more

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Does a fasting glucose blood test rule out diabetes type 1 and 2?

Does a fasting glucose blood test rule out diabetes type 1 and 2?

If it's normal: It rules out type 1 diabetes, but you can still have "mild" type 2 diabetes in the early stages with after meal glucoses being elevated but normal fasting. It's called impaired glucose tolerance. Check an hba1c test for more information. ...Read more

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Is a random glucose blood sugar test accurate to diagnose diabetes?

Is a random glucose blood sugar test accurate to diagnose diabetes?

Random glucose >200: The ADA has set criteria for the diagnosis of diabetes as a patient with classic symptoms of hyperglycemia and a random glucose blood glucose > 200mg/dL http://www.diabetes.org/diabetes-basics/diagnosis/ ...Read more

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Urine test protein 2+ for the past 2 visits. Blood test creatinine etc kidney function is ok. What causes protein in urine?

Urine test protein 2+ for the past 2 visits. Blood test creatinine etc kidney function is ok. What causes protein in urine?

Several causes: Your physician would do well to rule out orthostatic protenuria, the most common cause and utterly harmless. It's ruled out, then begin a workup. There are a host of causes. ...Read more

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Urine examination pH acid, protein trace, glucose nil, 2-3 [email protected] please is the test ok?

Urine examination pH acid, protein trace, glucose nil, 2-3 wbc@hpt please is the test ok?

WBC's & UTI: A clean catch urine usually does not contain wbc's, which may indicate a sign of asymptomatic bacteria in the urine(urinary tract infection). The urine can be sent to a lab for culture & sensitivity to see if any bacteria will grow to confirm or not the possible infection. ...Read more

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Type2dm with respiratory infection taking antibiotics. Blood glucose 445mg/dl while urine glucose trace?

Type2dm with respiratory infection taking antibiotics.  Blood glucose 445mg/dl while urine glucose trace?

Normal: Yes, its very common for sugar levels to become high during a time of illness. It is also possible that urine is showing only trace glucose. The blood test is most accurate. ...Read more

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Had urine test, some results urine occult blood negative trace Urine protein screen negative, trace mg\dl negative. is this normal reading with trace ?

Had urine test, some results urine occult blood negative trace Urine protein screen negative, trace mg\dl negative. is this normal reading with trace ?

Normal: All laboratory results need to be interpreted in the clinical context and the doctor who ordered the tests is in the best position to do that. Having said that, the results you provided are normal. ...Read more

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Does psa blood test need fasting?

Does psa blood test need fasting?

No. For most blood: fasting is not needed & commonly misleading, though promoted. Optimal PSA value <1.0 ng/dL, though called normal up to 4.0 ng/mL. At 1.3 ng/ml (Avodart Trial; most thorough done to date) prostate size, by ultrasound, has doubled young healthy values. If PSA < 1.0, prostate cancer extremely rare. If elevated, consider https://www.accureference.com "Prostate Health Index" test for better guidance. ...Read more

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Urine results showed 100 mg/dL Protein in urine, Moderate Blood, Total Protein/Creatinine Ratio, Urine 319.7, Red Blood Cells, Urine 4-10, SEC many.

Urine results showed 100 mg/dL Protein in urine, Moderate Blood, Total Protein/Creatinine Ratio, Urine 319.7, Red Blood Cells, Urine 4-10, SEC many.

Sounds like you: had a urine test for infection? Results look like you may have a mild UTI, though some of the numbers do not match up with the test acronym. Make sure you drink plenty of water and take antibiotics given with food. If you have pain on urination, the healthcare provider can give you some medicine to numb that area up for a couple of days. ...Read more

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Results from 2hr oggt: blood draws: 1/2 hr=230; 1hr=292; 2hr=250 blood tests are negative for diabetes. Is this glucose intolerance or insulin ?

Results from 2hr oggt:
blood draws: 1/2 hr=230; 1hr=292; 2hr=250
blood tests are negative for diabetes.
Is this glucose intolerance or insulin ?

Diabetes: This is consistent with diabetes. The 2 hour after challenge should be < 140. If 140-199, that's prediabetes. I'm not sure what you mean by "blood tests negative for diabetes." go back to your doctor and ask for a test called a1c. This will confirm and tell you the severity of the diabetes. ...Read more

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Blood hemoglobin 15.5, trace hemoglobin in urine, ketones 10mg/dl in urine, not diabetic, blood glucose 89. What does this mean?

Blood hemoglobin 15.5, trace hemoglobin in urine, ketones 10mg/dl in urine, not diabetic, blood glucose 89. What does this mean?

Doubtful significanc: Tell us why you had your urine checked in the first place?. To resolve a medical problem we need a detailed history and also what the doctor's assessment was or is, so far? Your urine may be entirely normal but it is a good idea to recheck it one more time and see if there are any Red blood cells(RBCs) in your urine. Presence of >5 RBCs would be something to be concerned about unless U have mense ...Read more

Blood Sugar (Definition)

The blood sugar concentration or blood glucose level is the amount of glucose (sugar) present in the blood of a human or animal. The body naturally tightly regulates blood glucose levels as a part of metabolic homeostasis. Glucose is the primary source of energy for the body's cells, and blood lipids (in the form of fats and oils) are primarily ...Read more


Dr. Cayce Jehaimi
2,611 doctors shared insights

Glucose (Definition)

Glucose is the basic sugar molecule and the source of energy throughout the living kingdom. We are programmed to easily detect it by taste in our foods as it is desirable but can be overdone with the modern diet. It gets out of control ...Read more