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Doctor insights on: Can Hyperthyroidism Be Undetectable Through Only A Blood Test

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Can a thyroid be undetected through doctor tests due to hormone levels? Even if blood work is done.

Can a thyroid be undetected through doctor tests due to hormone levels? Even if blood work is done.

Thyroid: I am not sure what you are meaning exactly. You can measure thyroid hormone through blood tests and various ways. You can also use ultrasound to look at the thyroid itself. It would be possible to have no thyroid tissue left via various methods including surgery and medical treatment for thyroid diseases. ...Read more

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Dr. Susan Wingo
525 doctors shared insights

Overactive Thyroid (Definition)

Hyperthyroidism, often called "overactive thyroid," is a condition where the thyroid secretes too much of the thyroid hormones. Common symptoms include heat intolerance, increased appetite, ...Read more


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Can leukemia be detected through a simple blood test?

Can leukemia be detected through a simple blood test?

Maybe: At times a blood test can reveal leukemia, more often, it reveals a suggestion of leukemia (decreased blood counts) that will require additional tests. The best test to know about leukemia when there are these suggestions, is to have the bone marrow examined. This will definitely show leukemia, if it is present. ...Read more

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Dr. Tony Ho Dr. Ho
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Can HIV be detected during a routine blood test?

Dr. Tony Ho Dr. Ho
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Can HIV be detected during a routine blood test?

No: Hiv requires a specific test to be drawn, called the HIV elisa. Ask for it directly if you are concerned. ...Read more

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Can Leukemia be diagnosed through a blood test?

Can Leukemia be diagnosed through a blood test?

Yes: That is the first step: a blood cell count and from there, if necessary, other related tests. ...Read more

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I was just wondering when are the hormone levels high enough for a pregnancy to be detected through a blood test?

I was just wondering when are the hormone levels high enough for a pregnancy to be detected through a blood test?

Early: It is sometimes possible to detect by blood testing within a week of ovulation, home pregnancy is usually positive days later, but most often you wait until a week after your missed period before testing. ...Read more

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If someone gets blood drawn to determine cause of illness, could HIV be detected although it's not specifically a HIV test?

If someone gets blood drawn to determine cause of illness, could HIV be detected although it's not specifically a HIV test?

No: To find HIV, the lab would have to do an HIV test to look for it. Otherwise, there would be no way to see if there is any HIV. Only an HIV test can detect HIV. Adults can get HIV screening tests ordered with their regular check-ups, if they are sexually active and/or have risk factors for catching HIV. ...Read more

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When you have a syphilis lesion would the blood test be able To detect syphilis in blood by then?

When you have a syphilis lesion would the blood test be able
To detect syphilis in blood by then?

No: Primary syphilis is a painless ulcer on the genitals. Generally available tests do not become positive for two to six weeks. Experienced physicians can diagnose clinically and treat. ...Read more

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Could diabetes be detected in an HIV blood test?

Could diabetes be detected in an HIV blood test?

No.: Unless you had your blood drawn at the same time for these two very different tests, an HIV test cannot tell if you have diabetes. You don't know what is done with your blood after it is drawn, though, and your blood might also have been tested for sugar, which is high in diabetes mellitus. Good luck! ...Read more

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Can you get HIV from dried blood on a latent needle used to test blood sugars?.

Can you get HIV from dried blood on a latent needle used to test blood sugars?.

Probably not: The cases in which HIV has been transmitted by needle have been from needles just withdrawn from HIV-positive patients' blood. I would be surprised if drying did not kill this very fragile virus. Having said this, anyone who uses a needle that may be contaminated is playing an extremely unwise game with their health for other reasons. This needs to stop and if applicable, law enforcement notified. ...Read more

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Can an overdose of thyroxine be detected weeks later by a blood test?

Can an overdose of thyroxine be detected weeks later by a blood test?

About 1-2 weeks.: The effects of overdosing appear 6 hours to 11 days after ingestion. ...Read more

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Can you detect bone cancer through a blood test?

Can you detect bone cancer through a blood test?

No.: Bone cancers are typically diagnosed by biopsy after noticing an abnormality on x-ray or mri. There typically have no abnormalities of blood work. Leukemia is a bone marrow disorder. This is not a bone cancer, but can be confused, as the abnormal marrow is inside the bone. Leuekemias often have abnormal blood work. ...Read more

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Can thc be detected in a Blood Panel even if they are not tested for it?

Can thc be detected in a Blood Panel even if they are not tested for it?

No: Labs would need to run specific tests for THC for it to be detected. It is not detected in routine lab work. ...Read more

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At what stages of pregnancy will a blood test be positive?once it's late enough to be positive, will it be positive through out the whole pregnancy

At what stages of pregnancy will a blood test be positive?once it's late enough to be positive, will it be positive through out the whole pregnancy

10-12 days: Once the egg is fertilized, it takes about a week for implantation in the uterus. That's when the production of the pregnancy hormone hCG begins, and in 3-4 days after implantation a sensitive blood test will be positive. The pregnancy test will remain + throughout the pregnancy. ...Read more

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Would 28 days after exposure syphilis blood test be accurate and when you have a lesion does that mean syphikis is detect. In blood?

 Would 28 days after exposure syphilis blood test be accurate and when you have a lesion does that mean syphikis is detect. In blood?

May be: The test for syphilis may be positive 28 days after exposure, but a negative result would not rule infection and you should repeat the test in three months. It would be prudent to see your doctor immediately if you have a lesion. ...Read more

Dr. Susan Wingo
559 doctors shared insights

Hyperthyroidism (Definition)

A medical condition that lowers the level of thyroid hormone to a point where the patient has a marked ...Read more