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Doctor insights on: Fasting Before Cbc Blood Test

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Random blood sugar test result 375mg/dL repeat test done Fasting Plasma Glucose result 228mg/dL. Am I diabetic?

Random blood sugar test result 375mg/dL repeat test done Fasting Plasma Glucose result 228mg/dL. Am I diabetic?

Yes!: You are def a diabetic. Get a glucose meter and check some fingersticks. Completely NL in the AM fasting is 70-100. 101-125 is borderline, >125 is diabetes. Go see a diabetes doc and get an A1C test. Normal is up to 5.7. Pre-diabetic is 5.7 - 6.4. Diabetes is >6.4. Check out this link from the NIH: http://diabetes.niddk.nih.gov/dm/pubs/A1CTest/A1C_Test_DM_508.pdf. You need diabetic tx! ...Read more

Complete Blood Count (Definition)

Share on twitter bookmark & share printer-friendly version a complete blood count (CBC) test measures the following: •the number of red blood cells (rbc count) •the number of white blood cells (wbc count) •the total amount of hemoglobin in the blood •the fraction of the blood composed of ...Read more


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Alcohol ok before blood test for creatinine?

Alcohol ok before blood test for creatinine?

Interesting question: Alcohol consumption before having a blood test for serum creatinine should not affect the results. Depending on the amount of alcohol consumed, the glucose load may increase the serum glucose measurement. If this is quite high, it may also increase the potassium measurement. ...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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Blood test: measure serum lipase fasting, then measure again 30 min after lundh meal. How much should lipase rise?

Blood test: measure serum lipase fasting, then measure again 30 min after lundh meal. How much should lipase rise?

Negligible: All else being normal one would not expect there to be a rise in lipase beyond laboratory normals. Amylase (also a salivary enzyme) may be elevated but still within laboratory normal limits, . ...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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Will taking iron before blood test skew ferritin levels?

Will taking iron before blood test skew ferritin levels?

Probably not if pill: Oral iron tablets- generally no iv iron- generally yes- ferritin measurements will be affected for weeks. ...Read more

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What do these blood tests mean: cmb, cmp, fasting lipid panel?

Various lab test: Cmp: comprehensive metabolic panel: tests for a variety of different metabolites and studies activity of certain enzymes. The lipid panel is used to test cholesterol, high and low density lipids and lipoproteins. In general, theres are screening tests, and are not necessarily drawn for a specific reason. Without knowing your clinical information, it is tough to give guidance. ...Read more

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High blood pressure fasting blood test will cannabis show up?

High blood pressure fasting blood test will cannabis show up?

Only if testing for : It. It will only show up in the testing if they're looking for it. ...Read more

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Is smoking during fasting hours before fasting blood test increases the blood sugar in the test?

It shouldn't: Smoking a cigarette before a blood test should not increase your sugar level. Thus, i would discuss with your doctor why your sugar was elevated as this may be the first sign of diabetes. Good luck! ...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

Cbc (Definition)

CBC stands for complete blood count. This is a lab test that counts the different formed elements- red and white ...Read more