Colon Cancer Tnm Staging System
The stage refers to the extent of the cancer or how far it has spread.
Colon cancer tnm staging system. The most widely used cancer staging system is called the tnm classification system. Colorectal carcinoma staging can be performed using two systems. Generally the higher the stage number the more the cancer has spread. The tnm system is the most widely used cancer staging system.
The tnm staging system. A higher number such as stage iv means cancer has spread more. The stage provides a common way of describing the cancer so doctors can work together to plan the best treatments. The most common staging system for colorectal cancer is the tnm system.
As a rule the lower the number the less the cancer has spread. Tumour node and metastasis tnm staging is one of the systems used to stage bowel colon and rectal cancer. How large is the tumor. Doctors use it to describe the size of the tumour t whether the cancer has spread to lymph nodes n or to other parts of the body m.
Staging colon cancer is essential to determine the best treatment approach. The staging system most often used for testicular cancer is the american joint committee on cancer ajcc tnm system which is based on 4 key pieces of information. The size and extent of the main tumor t. For colorectal cancer there are 5 stages stage 0 followed by stages 1 to 4.
This system assigns letters and numbers to the cancer to describe the tumor t the lymph nodes n and how. Stage 0 zero and stages i through iv 1 through 4. Tumor grade which refers to how abnormal the cancer cellslook and how likely the tumor is to grow and spread. Most hospitals and medical centers use the tnm system as their main method for cancer reporting.
The results are combined to determine the stage of cancer for each person. And within a stage an earlier letter means a lower stage. There are 5 stages. The traditional dukes staging system has largely been replaced by the tnm system but is nonetheless often used clinically.