In case, the tests indicate the presence of a tumor, the subsequent approach would be undergoing a biopsy procedure.
During the colonoscopy procedure, polyps are removed and tissue samples are drawn from dubious sections of the colon which appear abnormal. The tissue sample is then sent for microscopic evaluation for establishing the presence or absence of malignancy.
Staging:
In case cancer has been diagnosed, then its staging – a method of determining the extent of metastasis of the cancer [...]