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Doctor insights on: What Does A Tumor Marker Of 4700 Imply

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How can you evaluate the tumor marker test?

How can you evaluate the tumor marker test?

With a grain of salt: If you are asking about tumor markers like cea or ca125, these are substances that can go up in certain cancer patients and are mostly useful to monitor response to therapy. They are not screening tests, they do not always go up if a cancer recurs, and they may go up for non malignant causes. They are a tool to be used as part of cancer management and are often misused, myself included. ...Read more

Neoplasms (Definition)

"tumor" literally translates as "mass", so even a fresh bruise could be called a "tumor". Doctors use the term "neoplasm" (tranlates literally as new growth) to describe tumors that are abnormal growths of cells. These may be benign or malignant; "malignant" = cancer. In everyday usage, we use "tumor" ...Read more


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What is the definition or description of: tumor marker?

The best: Example may be alpha-fetoprotein in testis. If it is there at diagnosis, and disappears, it is a reliable indicator of the tumor, and the tumor return may be heralded in a rise in the marker. Many others, cea, ca 125, ca 19-9 arevnot as reliable. ...Read more

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How useful are circulating tumor cells as a tumor marker?

How useful are circulating tumor cells as a tumor marker?

For certain cancers: Circulating tumor cell count is done and quite useful to see the response of treatment given for certan type of metastatic cancers only -i, e, metastatic breast cancers, prostate, and colon cancer. Not indicated / used for other type of cancers and not used for earlier stage of cancer. ...Read more

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What does ovarian tumor marker score 13 mean?

CA125: A ca125 value of 13 is normal. The trend of the ovarian tumor marker is more important over the course of few months rather than one absolute value. ...Read more

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What is the normal amount of tumor marker ca 15-3?

What is the normal amount of tumor marker ca 15-3?

Tumor marker ca 15-3: Used mainly to monitor breast cancer; normal level (varies from lab to lab) is usually less than 30 units/ml, but levels as high as 100 u/ml have been seen in women without cancer. Also may be elevated in lung & ovarian cancer and in some non-cancerous conditions, like benign breast conditions and hepatitis. [american cancer society]. ...Read more

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What is the normal range of ca 15-3 tumor marker?

Tumor marker ca 15-3: Used mainly to monitor breast cancer; normal level (varies from lab to lab) is usually less than 30 units/ml, but levels as high as 100 u/ml have been seen in women without cancer. Also may be elevated in lung & ovarian cancer and in some non-cancerous conditions, like benign breast conditions and hepatitis. [american cancer society]. ...Read more

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Does low levels of tumor marker indicate no more cancer?

Does low levels of tumor marker indicate no more cancer?

Not necessarily: Tumor makers are good for monitoring the response to treatment. Low or better yet, absent levels may mean that tumor is not there, however, more often it indicates a remission and levels increase if there is a recurrence. Therefore low levels of tumor markers do not always mean "no more cancer". ...Read more

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Please explain what does p s a mean in a tumor marker blood test?

Test for prostate ca: PSA is a blood tumor marker for prostate cancer but can be elevated in prostatitis, a benign inflammation of the prostate. It is especially helpful in screening men for early prostate cancer and In following the effectiveness of therapy. There is controversy in recent years in whether elderly males should be screened or not as prostate cancer can be slowly progressive without treatment . ...Read more

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I was wondering what does "p s a" mean in a tumor marker blood test?

I was wondering what does "p s a" mean in a tumor marker blood test?

PSA: Psa is an acronym for prostate specific antigen. A very high level of this marker in the blood could be indicative of prostate cancer, however there has been much debate recently as to how good a screening test it is. Higher than normal psa levels can be caused by benign growths. ...Read more

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I was treated for 3 months (weekly) with paclitaxel. My tumor marker values increased while on the chemo. What should be next step?

I was treated for 3 months (weekly) with paclitaxel. My tumor marker values increased while on the chemo. What should be next step?

Follow up CT scan: If your tumor markers continue to increase while on chemo, it may mean that the chemo is not working. Regardless, it has been 3 months on treatment, your doctor should order a follow up ct scan to re-evaluate your cancer. ...Read more

Tumor Marker (Definition)

Example may be alpha-fetoprotein in testis. If it is there at diagnosis, and disappears, it is a reliable indicator of the tumor, and the tumor return may be heralded in a rise in the marker. Many others, cea, ca 125, ca ...Read more


Marker (Definition)

A "marker" is a protein or enzyme that can represent a disease process. Some markers are specific for a particular disease, while ...Read more