Doctor insights on:
Can A Cnbc Blood Test Show You Hyoid Function
Several of them: "Adrenal fatigue" is a "pop" / "fad" diagnosis seen mostly in people in difficult living situations; I think it's bogus. True adrenal insufficiency can be screened for by simply labs but often requires an ACTH stimulation test for definitive diagnosis; it's fatal if missed. Too much adrenal hormone / cortisol is best screened for by timed urine studies and a dexamethasone suppression test. ...Read more
What blood tests test kidney function? What kind of blood test do I need to show how well my kidneys are working?
Recently blood test shows increased liver function, ultrasound showed pancreatic and liver cysts, what could this mean?
Cysts: Pancreatic cysts are of many types, some benign some with malignant potential. Liver cysts are less well understood. Increased lfts mean something--medication, alcohol, internal liver disorders--is causing liver dysfunction. Ultrasound is just a screening step for more tests, including ct, nuclear med, and other blood studies. Any cyst (s) in either organ may require a biopsy. ...Read more
My son's blood test report shows high values for liver function test. What is the problem he had viral fever and took antibiotics?
Liver function tests: Would need a lot more information such as what tests are elevated and the level of elevation. Some viral infections other than viral hepatitis can elevate the liver tests and some antibiotics also can do this. Generally the tests will return to normal over a period of time, but if they remain elevated further evaluation should be undertaken. ...Read more
Can a blood test find liver cancer? My mom gets regular liver function tests. I think because of cirrhosis, or maybe another liver problem. I’m afraid the disease will cause cancer. Will cancer show up on the blood tests?
Sometimes: The diagnosis of cancer is made generally initially by various kinds of imaging tests - ultrasound, radionuclide liver scans and ct or mri, usually in patients where there is already suspicion. There is a test, called AFP (alpha fetoprotein) which is sometimes followed in patients with cirrhosis to try to detect cancer early; however, other conditions also cause it to go up. The best test=biopsy. ...Read more
Blood lipids: In the so called "vap" LDL is measured directly and not calculated from total cholesterol, HDL and triglycerides. However, if your triglycerides are below 400, it does not add value. I would suggest that you stick to a usual fasting blood lipid profile and follow your doctor's advice. ...Read more
If depends on the test done. There are thousands of different blood tests that look for different entities. See this site for more info.
http://www. Hopkinsmedicine. Org/healthlibrary/test_procedures/cardiovascular/blood_test_135, 49/. ...Read more
Nothing: If you are well otherwise. Be thankful for good health. Reference ranges are set so that a few percent of folks fall outside on either end. ...Read more
Need more info: All laboratory results need to be interpreted in the clinical context and the doctor who ordered the tests is usually in the best position to do that. Having said that, a count of 0.05 does not seem to be meaningful, unless the cells are blasts. It would be prudent to discuss it with your doctor. ...Read more
No blood test:
There is no blood test to detect amyloidosis. Sophisticated laboratory techniques called electrophoresis or free light chain assays may reveal early evidence of some amyloid proteins.
A biopsy is needed to confirm a diagnosis of amyloidosis and determine the specific type of protein involved in the disease. ...Read more
Yes: If they are specifically testing for it. Cotinine, the main metabolite of nicotine, is generally tested for in urine, where it is present in larger amounts than in blood and is easier to find. However, it can be detected in blood as well. If you are a smoker, the easiest way to "beat" the test is to stop smoking! Please consider stopping and getting help doing it if you need to. ...Read more
IF TESTING FOR IT:
Yes it will show in your blood if you are testing for it
Sometime routine chemistry may show elevated liver enzymes raising suspicision of Hepattis and a cofirmatory test is done to find what kind of Hepatitis it is A, B or C ...Read more
Yes: There are specific tests for components of marijuana that will be detectable in blood and urine after use. If you are applying for certain types of jobs and they will test you for 'drugs of abuse' then you should not have used marijuana for several weeks prior to testing, just to be sure the tests will be negative. ...Read more
Yes if: You have had a dose recently and the test includes it. ...Read more
Not always: Leukemia is a cancer of cells within the bone marrow. This often spills into the blood, but not always. If blood tests do not confirm a leukemia diagnosis and there is still a suspicion of leukemia, a bone marrow aspirate and biopsy will be performed. This usually confirms the diagnosis. ...Read more
Urine: Or hair is used to detect the presence of Cocaine not blood. ...Read more
<2 weeks: It usually take1-2 weeks for a healthy immune system to produce IgM anti-bodies to a viral infection. There are 2 types of herpes simplex 1 and 2, so both tests are available. If a patient has IgG herpes antibodies then the patient has already been exposed 'some time ago.' hope that helps. ...Read more
Can't tell: Hormones including cortisol are secreted in a pulsatile fashion depending on a variety of internal and external stimuli. Only the doc who ordered this test can understand its implications. ...Read more
May just be you: Some people run a GGT that's several times normal, through their lives. Occasionally I have to write letters on behalf of these people, who are accused of being secret alcohol abusers. If the high GGT is brand-new, there may be another explanation. Your physician knows how to follow up. ...Read more
Only when it spread: Some aggressive forms present both in organs and blood and called lymphoma leukemia. Example is adult T cell with lymph blood and skin tumors. Most lymphomas however are not in blood at the onset, but maybe there when they progress. Lymphomas are not one disease, but many, sort of like generic for cancer, not one but a multitude of types. ...Read more
Yes.: It's level in the blood can be measured, but will fluctuate wildly since it is out of your system after 14 hrs! ...Read more
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