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Doctor insights on: Would Cancer Show In A Blood Test

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X ray of broken bone showed hole in bone biopsy done and was neg for bone cancer. Recent blood test showed low white blood count. Reason for concern?

X ray of broken bone showed hole in bone biopsy done and was neg for bone cancer. Recent blood test showed low white blood count. Reason for concern?

Evaluation warranted: Depending on how low the white count, it would be wise to continue to be followed by a primary health care provider and/or hematologist. It will likely return to normal, but it should be followed. ...Read more

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Dr. Barry Rosen
4,214 doctors shared insights

Cancer (Definition)

Cancer is a group of diseases that is characterized by uncontrolled cell growth leading to invasion of surrounding tissues that spread to other parts of the body. Cancer can begin anywhere in the body and is usually related to one or more genetic mutations that allow normal cells to become malignant by interfering with internal cellular control mechanisms, such as programmed cell death or by preventing ...Read more


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Does a intestinal or colon cancer show in a blood test thru the WBC ? And if there is no bleeding is it possible to be cancer?

Does a intestinal or colon cancer show in a blood test thru the WBC ? And if there is no bleeding is it possible to be cancer?

Then it is too late: Early intestinal and colon cancers ( GI ) are asymtamatic, WBC not useful , tumor markers like cea is mostly used for follow up for a recurrence of disease. Besides awareness only way for early detection is visit to your doctor, stool for occult blood, and endoscopy to achive the cure. ...Read more

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Can cancer show up in a blood test?

Can cancer show up in a blood test?

Rarely: Unless it a blood cancer(leukemia) it is not likely to show up in the blood. Some of the chemicals produced by cancder (tumor markers) can show up in the blood test and thus can be an indicator for an internal cancer. ...Read more

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How does a blood test show cancer in your blood?

How does a blood test show cancer in your blood?

What blood test?: You can not see cancer on regular blood test. With a very sophisticated test like a flow cytometry for leukemia and lymphoma panel- sometimes you can detect population of abnormal leukemia cells or other blood cancer like lymphoma. ...Read more

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Would a complete patient profile blood test show cancer?

Would a complete patient profile blood test show cancer?

Maybe not: There is no standard "complete patient profile blood test" in the U.S., so what is tested for depends on what a doctor is looking for. A blood chemistry test such as a Comprehensive Metabolic Panel looks at 14-17 items, but isn't looking for cancer. It will, however, detect some side effects of having a widespread cancer problem. Cancers come in all sizes and many types, but need specific testing. ...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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Could hemoglobin blood test or any kind of blood test show cancer if the person has in it?

Could hemoglobin blood test or any kind of blood test show cancer if the person has in it?

Yes.: There are blood tests that can be very useful in detecting some forms of malignancy. A complete blood count (CBC) can be very helpful in diagnosing blood malignancies like leukemias. Measurements of certain makers / proteins in blood can help in diagnosing and following some solid tumors. One example is the marker 'psa' for prostate cancer. Hope that this helps. ...Read more