5 doctors weighed in:
How can a CBC blood test show signs of cancer?
5 doctors weighed in

Dr. Liawaty Ho
Internal Medicine - Hematology & Oncology
4 doctors agree
In brief: 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, .

In brief: 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, .
Dr. Liawaty Ho
Dr. Liawaty Ho
Thank
1 comment
Dr. Scott Welker
What she said.
In brief: High WBC
White blood cells are elevated in leukemia.
Also, the rarer polycythemia vera (which can lead to red cell leukemia) and thrombocythemia (which can lead to leukemia of the platelets) can show up on cbc.

In brief: High WBC
White blood cells are elevated in leukemia.
Also, the rarer polycythemia vera (which can lead to red cell leukemia) and thrombocythemia (which can lead to leukemia of the platelets) can show up on cbc.
Dr. Scott Welker
Dr. Scott Welker
Thank
Get help from a real doctor now
Dr. Vicken Poochikian
Board Certified, Internal Medicine
38 years in practice
2M people helped
Continue
107,000 doctors available
Read more answers from doctors