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they take a sample of the tumor's cells and do what's called a biopsy. i think it involves using a microscope to determine cancer cells, since they look very different than normal cells and are therefore, easy to spot.
Wiki User
∙ 12y ago
Wiki User
∙ 13y agoWell it depends what kind you have, but generally they can see tumo(u)rs by looking at either an MRI scan or a biopsy of the organ they suspect is cancerous.
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How do i know if i have cancer?
You go to a doctor for an exam.
Does she have cancer?
The only sure way to know is for her to go to a doctor tell the doctor her symptoms and then the doctor will better know how to proceed.
How do i know i have Breast cancer?
You go to a doctor for an exam.
How do i know if i have breast cancer?
You go to a doctor for an exam.
How do i know if i am having cancer or pregnant?
Go see a doctor ASAP!
How do you react when your doctor tells your parents you are being tested for cancer?
I would want to be tested for cancer. It will probably be good to know if i got cancer
How do you know that you need Cancer Treatment?
You consult a doctor, who will run tests and tell you if you have cancer. If you have some types of cancer they will remove the tissues involved. There is also chemotherapy and radiation treatments which can be suggested by a doctor as well.
Nursing diagnosis for large cell cancer?
I don't know but a doctor might.
How do people know they have cancer?
They go to the doctor and get tests ran on the suspected area.
How do people know if they have kidney cancer?
by going to the doctor and having theme do a test for it.
Can bloody nipples mean cancer?
You never know. I would check with a doctor about that to be sure.
How can someone know if they have cancer?
You could go to your doctor, or/and set up an appointment. The most common cancer for women, is breast cancer. So you should get your doctor to show you how to ''massage'' your breast untill you find a clump. the clump does not have to be cancer, but you should always consider to do a check
