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Doctor insights on: Will Cancer Show Up On Cbc

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Would breast cancer show up on a CBC test?

Would breast cancer show up on a CBC test?

No: Blood test of CBC only measures one's red and white blood cells & platelets. Breast cancer evaluation needs a physical examination & mammogram. ...Read more

Dr. Barry Rosen
4,344 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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Can CBC show signs of cancer?

Can CBC show signs of cancer?

No: Defining all the components of the blood system circulating in the host is incapable of defining malignant disease other than for the tumors of the WBC system. The solid tumor malignancies do shed markers into the serum but are not part of the CBC and at present are inaccurate. ...Read more

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Perfect cbc, ESR shows u don't have cancer?

Perfect cbc, ESR shows u don't have cancer?

No: A normal CBC and ESR do not tell you that you don't have cancer. Cancer can present in many ways. The blood tests that you mention are, in themselves, not reliable screening tests for cancer. If you have a concern that you might have cancer, it is important to see your healthcare provider to discuss it. ...Read more

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Will a CBC diff show cancer?

Will a CBC diff show cancer?

Usually not: Especially, most early easy-to-treat cancers do not affect the routine labs. ...Read more

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In the last 10 months i"ve had 4 CBC if i had lymphoma or cancer would it show up?

In the last 10 months i"ve had 4 CBC if i had lymphoma or cancer would it show up?

Not always,...: ..My friend. Depends a lot on the kind and the stage. You are very young and, with exceptions, cancer is not common at your age. Why are you so concerned? Talk to your doc about any abnormal symptom you may be experiencing. ...Read more

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How can a CBC blood test show signs of cancer?

How can a CBC blood test show signs of cancer?

Cbc: Yes, there are some abnormal features that you can see in CBC ( and peripheral blood smears) that would increase your suspicion towards certain blood cancer-for instance- circulating blast cells ( immature white blood cells) in acute leukemia, and other features that you can see in chronic leukemia- i.e. Cml, cll. You can not see any sign of solid cancer from cbc, however, . ...Read more

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Would brain tumor/cancer show something abnormal in a cbc?

Would brain tumor/cancer show something abnormal in a cbc?

Unlikely: Brain tumors do not affect your CBC unless the cancer is wide spread and actually arising from an area outside of the brain. Even then it can only tell if you have a healthy bone marrow (Bones) or not ...Read more

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Would cancer metastasis to neck lymph nodes likely show up in bloodwork such as a CBC?

CBC and cancer: Very few cancers show up in a CBC. A few such as leukemia commonly are seen in a CBC. A metastatic lesion to a neck lymph node would normally not be detected with this blood test. An FNA (fine needle aspiration) can be performed where a tiny needle is used to extract cells for a pathologists review. Speak with your doctor. ...Read more

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Could you tell me if someone has thyroid cancer wouldn't the CBC blood test show that something was abnormal?

Could you tell me if someone has thyroid cancer wouldn't the CBC blood test show that something was abnormal?

Cancer: Likely not. The cancer if it spread would likely just affect local structures. Ultrasound is the best method to detect it. Certain lab tests screen for certain types of thyroid cancer. ...Read more

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Been having serious fatigue. My CBC shows WBC of 3.9, reduced platelet on film with some giants and vacuoleted forms.Pcv 44 normochromi. Do i av cancer?

Been having serious fatigue. My CBC shows WBC of 3.9, reduced platelet on film with some giants and vacuoleted forms.Pcv 44 normochromi. Do i av cancer?

Unlikely: But you should have a complete examination by your doctor and request a complete blood count(cbc) to be done to find out if it is normal or abnormal. Then he/she can investigate any abnormality if it is really there. ...Read more

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Is there a cancer or tumor that does not show up on chest / stomach catscan - colonoscopy - endoscopy - X-rays - blood tests CBC panel - heart tests? I've ruled those out and I feel like a engine that's running out of oil. Lump feel in throat / ches

Is there a cancer or tumor  that does not show up on chest / stomach catscan - colonoscopy - endoscopy - X-rays - blood tests CBC panel - heart tests? I've ruled those out and I feel like a engine that's running out of oil. Lump feel in throat / ches

All tests have limit: You must remember the predictions for this past election. If you only rely upon tests for something you are always letting yourself in for a letdown. You should read the new book by Michael Lewis "The Undoing Project", about 2 brilliant Israeli psychologists who investigated how we make decisions with uncertain information. Excellent and important book! ...Read more

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My CBC test is normal, but can I still have cancer?

My CBC test is normal, but can I still have cancer?

Can happen: A patient may have active cancer and yet still have normal blood counts. ...Read more

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Help please! could CBC miss cancer?

Help please! could CBC miss cancer?

Yes!: A CBC is not a test for cancer. It is a test to count the different cells that make up your blood. Blood cancers like leukemia can sometimes be diagnosed with a cbc. But if a doctor suspects a different type of cancer, he or she will usually order an imaging study, like a ct scan or an ultrasound. ...Read more

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My CBC is within normal limits. Does that exclude the possibility of cancer?

My CBC is within normal limits. Does that exclude the possibility of cancer?

No.: The CBC or complete blood count is not a test for cancer. Certain cancers of the blood, like leukemias, can be detected by elevations in the number and type of white blood cells (wbc), but the CBC is not considered a screening test for any other cancers. ...Read more

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If someone has cancer, would routine bloodwork cbc, detect something was wrong? I know won't come up as cancer,but would something be off?

If someone has cancer, would routine bloodwork cbc, detect something was wrong? I know won't come up as cancer,but would something be off?

Abnormal cbc: well the cbc could remain normal in a wide variety of cancers.
However, should the cancer be advanced, or if you have infection, your WBC could be high or low.
Anemia is as common manifestation of internal malignancy , and of blood loss from cancer.
Platelet abnormalities either high or low, could also be seen in cancers. ...Read more

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Normal for body temperature to start at 98.5 in morning and rise to 99.7 by afternoon/evening? it has been this way for a month. Normal CBC, cancer?!

Normal for body temperature to start at 98.5 in morning and rise to 99.7 by afternoon/evening? it has been this way for a month. Normal CBC, cancer?!

Unlikely: Did you have unintended weight loss. If you did not, do not worry about cancer.
For good health - Have a diet rich in fresh vegetables, fruits, whole grains, low fat milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form.
Practice safe sex.
Get HPV vaccine. ...Read more

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If someone had later stage cancers would a CBC blood test be normal?

If someone had later stage cancers would a CBC blood test be normal?

Possibly: Honestly, it would depend on the specific cancer and where and if it has spread to other sites. For instance, melanoma would likely have a normal count but leukemia would not. ...Read more

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My husband just had a cbc. His white count is 3.6 PLT cnt was 134 & neut is 47.3. Can this mean cancer?

CBC results: wbc 3.6 is within the lower normal range, platelet count is a little low, neut 47% is within the normal range. These numbers alone would not imply cancer. ...Read more

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I have normal cbc, esr, CRP levels, could i still have cancer?

This is an odd.....: Question. Of course, a theoretical answer is yes, but i would ask you why you are focussed on whether or not you have cancer? Likewise, why are you and your dr pursuing laboratory work up? What is the concern driving these evaluations? Perhaps you could share some more detail with us so that we can be maximally helpful. ...Read more

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Does a CBC blood test detect cancer? Specifically lymphoma?

CBC & Lymphoma: There are a few lymphomas which can be detected on a CBC but most will not show up that way. In other words, if your CBC is normal doesn't mean you don't have lymphoma. A biopsy of any enlarged lymph node is suggested. ...Read more

Complete Blood Count (Definition)

Share on twitter bookmark & share printer-friendly version a complete blood count (CBC) test measures the following: •the number of red blood cells (rbc count) •the number of white blood cells (wbc count) •the total amount of hemoglobin in the blood •the fraction of the blood composed of ...Read more


Cbc (Definition)

CBC stands for complete blood count. This is a lab test that counts the different formed elements- red and white ...Read more