Colon Cancer Tnm Staging System
For colorectal cancer there are 5 stages stage 0 followed by stages 1 to 4.
Colon cancer tnm staging system. The tnm system is the most widely used cancer staging system. Stage 0 zero and stages i through iv 1 through 4. Colorectal carcinoma staging can be performed using two systems. The tnm staging system.
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cancer has spread to lymph nodes n or to other parts of the body m. The traditional dukes staging system has largely been replaced by the tnm system but is nonetheless often used clinically. The earliest stage colorectal cancers are called stage 0 a very early cancer and then range from stages i 1 through iv 4. How large is the tumor.
There are 5 stages. The results are combined to determine the stage of cancer for each person. The stage refers to the extent of the cancer or how far it has spread. Staging colon cancer is essential to determine the best treatment approach.
Tumor grade which refers to how abnormal the cancer cellslook and how likely the tumor is to grow and spread. A higher number such as stage iv means cancer has spread more. Tumour node and metastasis tnm staging is one of the systems used to stage bowel colon and rectal cancer. Generally the higher the stage number the more the cancer has spread.
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. 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 stage provides a common way of describing the cancer so doctors can work together to plan the best treatments.
The most widely used cancer staging system is called the tnm classification system. Most hospitals and medical centers use the tnm system as their main method for cancer reporting. Often the stages 1 to 4 are written as the roman numerals i ii iii and iv. The size and extent of the main tumor t.