Yes.
If the lump is in a delicate place, or there is a strong probability of cancer, the entire lump would be removed without a biopsy being collected first.
In about 70% of cases, the biopsy is positive for cancer.
The use of a biopsy for the breast is to check for cancer. Women are at a very high risk for breast cancer and a biopsy is a way to prevent the cancer in an early stage.
A cone biopsy is performed to diagnose cancer of the cervix or to detect precancerous changes.
The diagnosis of colon cancer is actually made by the performance of a biopsy of any abnormal lesion in the colon. When a tumor growth is identified, it could be either a benign polyp (or lesion) or a cancer; the biopsy resolves the issue.
needle biopsy, regular biopsy, mastectomy, lumpectomy,
Sentinel-node biopsy
a cone biopsy is done to diagnose cervical cancer or to remove cancerous or precancerous tissue.
No, there has never been any cancer contracted due to a biopsy, and there is no medical research that dictates there ever could be.
No, it just means, that at the time of the biopsy, there were no active cancer cells. It is not a guarantee that the cancer cannot return at a future date.
Benign
It is impossible to diagnose an animal without seeing it or having symptoms listed. Ways to diagnose bladder cancer also known as Transitional Cell Carcinoma are with ultrasound imaging and a biopsy of the mass, if one is seen. Cancer is usually never diagnosed without having a biopsy or cytology done. If you are concerned about your dog see your veterinarian and they can recommend you to have your dog see an internal medicine veterinarian to do an ultrasound or a veterinary oncologist to treat for cancer.