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Doctor insights on: Lead Screening Test

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Dr. Melanie Harris-smith
3 doctors shared insights

Lead Screening Test (Overview)

Your doctor will test you and your baby for lead poisoning if appropriate.


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Can a blood test detect cancer?

Can a blood test detect cancer?

Only a few cancers: Unfortunately, there are very few cancers that can be detected through blood tests. These include prostate cancer and leukemia. Some other cancers have tumor marker tests, such as breast cancer, ovarian cancer, colon cancer, pancreatic cancer, and others but these are to monitor, not detect the cancer. ...Read more

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Dr. Melanie Harris-smith
3 doctors shared insights

Lead Screening Test (Overview)

Your doctor will test you and your baby for lead poisoning if appropriate.


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Can a blood test detect cancer?

Can a blood test detect cancer?

Yes: However the best way to diagnose cancer is to go to your doctor and have an examination. Blood tests can give clues to how well your organs are functioning and what is happening inside of your body. ...Read more

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Can Alcohol lead to false Negative Hiv tests when tested using Rapid -3rd generation testing Method?

Can Alcohol lead to false Negative Hiv tests when tested using Rapid -3rd generation testing Method?

No: It should not. But the fact that you asks should tell you that you should abandon unprotected sex with new partners now that Ebola has also entered the picture. ...Read more

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Positive HIV screener test at blood donation... Negative IFA and Negative NAT... False positive?

Positive HIV screener test at blood donation... Negative IFA and Negative NAT... False positive?

Yes: The initial screening test for HIV is very sensitive, but not very specific. The back up screening tests are much more specific for HIV. ...Read more

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Can an HIV antibody screening test be positive but the western blot negative?

Can an HIV antibody screening test be positive but the western blot negative?

Yes: There are 2 reasons for this kind of result: (1) a false positive, or (2) early infection before seroconversion. In someone at low risk for HIV without symptoms, another negative WB in 1 month means there's no infection. In someone at risk or with symptoms of acute infection, a viral load can be helpful. The new 4th generation antigen/antibody tests will eliminate this problem. ...Read more

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Can a normal urine test detect pregnancy ?

Can a normal urine test detect pregnancy ?

Pregnancy Testing: A normal home pregnancy or in clinic urine test can detect pregnancy. But a normal ua done for other reasons does not test for pregnancy. You need the pregnancy urine test. ...Read more

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How is ADHD diagnosed in children? How are kids diagnosed with adhd? Is there a test or screening that can tell me for sure if my child has it? .

How is ADHD diagnosed in children? How are kids diagnosed with adhd? Is there a test or screening that can tell me for sure if my child has it?

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Exclusion first: Before you diagnose adhd you must exclude a long list of other problems. The screening test is here http://www.Adhdoractivechild.Com/adhd-test but excluding the other problems that can look like adhd is an entirely different story. What are your child's symptoms? ...Read more

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Does urinalysis occult test detect cancer?

Does urinalysis occult test detect cancer?

No: Testing urine for cancer cells as screening of after treatment is not routine. Specific assays are being refined for detection. Finding occult blood or proteins may prompt evaluation but again most often does not lead to cancer diagnosis. ...Read more

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What causes false positive HCV antibody test results?

What causes false positive HCV antibody test results?

Misinformed?: Who told you that your hep c test was false? If you have no viral load that means you cleared an infection. Are you sure you are getting the right advice? ...Read more

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Will using zdot hair cleanser work in passing a hair drug screening test for meth used meth onlly 3 times in the last two months?

Will using zdot hair cleanser work in passing a hair drug screening test for meth used meth onlly 3 times in the last two months?

Doubt it: Zdot is an expensive shampoo ($34.95 for one use, and that's "guaranteed" for only 24 hours because your body oils will re-contaminate the hair, supposedly.) once you've used meth, the drug could be in your hair for 3 months. If using at all, it's very dangerous and very addictive. Please get help for your drug use. http://www.crystalmeth.org/cma-meeting-directory.html. ...Read more

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I just had an HIV 1/2 eia antibody screen w/ reflexes. Can you explain how this test works? Are there any better tests?

I just had an HIV 1/2 eia antibody screen w/ reflexes. Can you explain how this test works? Are there any better tests?

Viral Testing: To test for many infections we look for antibodies (your body's reaction to something new or foreign). In the case of HIV infection these antibodies can take three to six months to be positive on a test. This old fashioned test is a reliable and common screening tool. But, it is not the best test if one is possibly exposed. We now send HIV genetic tests which can be positive by day 21 post expos. ...Read more

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Can a routine blood test show abnormalities due to cancer?

Can a routine blood test show abnormalities due to cancer?

It depends...: If we are talking of the specific cancer type: leukaemia or lymphoma (depending on the type) than, yes, these cancers can be detected in routine blood test. Cancers of solid organs do not present as abnormality in the routine blood test.However, certain changes (anemia) can trigger a search for possible cause, bleeding from colon cancer, for example. ...Read more

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Docs, could a blood test or urine test detect chlamydia?

Docs, could a blood test or urine test detect chlamydia?

Testing: Chlamydia tests include a culture that may take 5 to 7 days to grow. A direct fluorescent antibody test looks for antigens. A nucleic acid hybridization test or a nucleic acid amplification test looks for chlamydia dna &enzyme –linked immunosorbent assay. Directing sampling uses fluids from cervix, urethra throat, eye (whichever area is impacted). Urine testing is also possible. ...Read more

Dr. Sheila Smith
1 doctor shared a insight

Screening (Definition)

Examples are: colonoscopy for colon polyp or cancer; mammograms for breast lesions or cancer; psa a blood test that could indicate enlargement of cancerous prostate tissue; blood sugar or hemoglobin a!c for diabetes. Many think that scanning the whole body will pick up a cancer--in all likelihood, it will not. There also is no good blood test, yet, ...Read more