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Doctor insights on: Karyotype Test Results

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Acth stimulation test results accurate?

Acth stimulation test results accurate?

Depends: I'm assuming no lab errors. If you get a very high cortisol spike after receiving the first dose of ACTH, you are reassured you do not have Addison's. No, or a very small spike, strongly suggests Addison's. In-between... that's why there are specialist endocrinologists. ...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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Pathology lab test for thalassemia?

Pathology lab test for thalassemia?

Electrophoresis: Blood counts can suggest thalassemia (small red blood cells). Some thalassemia can be confirmed with electrophoresis, which quantifies the different types of hemoglobin present in rbcs. Similar studies can be done on the parents for additional info. ...Read more

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What causes false negative results in a methacholine test?

What causes false negative results in a methacholine test?

True or False Test?: A "false negative" test means the presence of a "confounding variable" that invalidates the test because it nullifies a test that would probably be positive if the variable were absent, like a brochodilator medicine (e.g.various inhalers and pills for asthma). So the test should be done in the absence of those medications, if possible-or-used as a validation as to the medication's effectiveness. ...Read more

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What do pregnancy test results mean?

What do pregnancy test results mean?

You're pregnant?: Pregnancy tests come in two varieties. One says yes or no as to being pregnant (urine or blood tested). The other is a blood test which tells how much pregnancy hormone(hcg) is in your blood and can be useful for your doctor in assessing how your pregnancy is progressing. ...Read more

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What do abnormal pap test results mean?

What do abnormal pap test results mean?

It depends.: A pap smear is a test used to screen for cervical cancer, where a doc takes a sample of cells from the cervix. There is a wide range of abnormal results. Some pap tests come back showing you have a virus called hpv which is extremely common in sexually active women. Pap smears can also show that the cells of the cervix themselves are abnormal, showing pre-cancerous or cancerous cells. ...Read more

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Suspected pregance but nective test results?

Suspected pregance but nective test results?

See below: Please consult this site to see if you have signs of pregnancy, if you do and have missed your period, do a home pregnancy test using first morning urine and follow the instructions carefully. You may wish to see your doctor for a blood test and may be ultrasound exam. http://www.webmd.com/baby/guide/pregnancy-am-i-pregnant. ...Read more

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What does a high positive ANA ifa test and negative choice antibody test mean?

What does a high positive ANA ifa test and negative choice antibody test mean?

See details: I have never heard of a choice antibody test. I positive ANA must be evaluated in the context of the clinical picture. It is a screening test for lupus but can be positive in numerous other diseases and often in people without any disease. ...Read more

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Had lab test done. Sm/rnp antibody 2.5 pos. What does this mean?

Had lab test done.  Sm/rnp antibody   2.5 pos.   What does this mean?

Probably nothing: That low titer is not impressive, usually the RNP. Ask the doctor who ordered it. Why was the test ordered in the first place? ...Read more

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Please interpret- C.trachomatis RNA TMA Result: Detected. Standard range: Not detected. Test performed using the Aptima Combo2 (R) assay gen-probe(r)

Please interpret-
C.trachomatis RNA TMA Result: Detected. Standard range: Not detected. Test performed using the Aptima Combo2 (R) assay gen-probe(r)

You have chlamydia: "Detected" means the test found chlamydia -- i.e. a positive result. Return to the doctor or clinic where the test was done for treatment. (If you tested yourself at a lab, see a doctor or clinic ASAP.) Your current or recent sex partner(s) also need treatment. Good luck! ...Read more

Dr. John Chiu Dr. Chiu
3 doctors agreed:
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What does b-cell phenotyping profile test show?

Dr. John Chiu Dr. Chiu
3 doctors agreed:
What does b-cell phenotyping profile test show?

Immunity: This is to ascertain the types and number of the B cells in your system with different abnormalities associated with different diseases. ...Read more

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Blood test results showing low mchc?

Blood test results showing low mchc?

Low iron: If the MCHC level is below 28%, this is considered too low. The MCHC level can be too low because of blood loss over time, or too little iron in the body. ...Read more

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What tests did they do? Test -rpr, rfx qn rpr/confirm tp-pa attribute rpr value (normal range non reactive (non reactive result negativ

What tests did they do?

Test

-rpr, rfx qn rpr/confirm tp-pa 

attribute

rpr 	

value (normal range

non reactive (non reactive 		

result

negativ

Syphyllis : This test was performed as a part of std screening. According to this test, syphilis (at least the secondary form and on) are absent. A directed history, risk factor assessment, symptom inventory and an exam are as if not more important. Practice safety. ...Read more

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What is meant by false positive test results?

Not really positive: A false positive test is when the test is really negative but was reported or converted to positive but is not a true indicator for the result. ...Read more

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Is hiv-1-pcr quantitative and HIV RNA PCR quantitative same tests?can DNA PCR test be quantitative?

Is hiv-1-pcr quantitative and HIV RNA PCR quantitative same tests?can DNA PCR test be quantitative?

HIV testing: Yes. Viral testing can be qualitative or quantitative. Most HIV RNA testing is quantitative. ...Read more

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What does quantitative igg subclass measurement blood test show?

What does quantitative igg subclass measurement blood test show?

IgG subclasses: There are several classes of immunoglobulins like IgA, IgM, and IgE. IgG also has subclasses that we test for. A subclass deficiency can be an explanation for susceptibility to certain types of infections. An Allergist/Immunologist can put the results in perspective for you in the context of your history. ...Read more

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Is a four week negative HIV antibody test / negative PCR test reliable?

HIV diagnosis: Antibody titers have been reported to be delayed as long as six months, but this is very unusual. A negative pcr for viral RNA is virtually determinative of the absence of infection. ...Read more

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Ana screen, ifa positive a (negative) means?

Nothing by itself: One person in four tests positive. The vast majority of these people have no problems. The clinical picture is key, and how high the titer is may be helpful. ...Read more