Surgery to remove (excise) melanoma removes the cancer and a border of healthy tissue. In the "Area of excision" picture: The inner circle represents the melanoma and healthy tissue that are excised.

You normally have a second operation to remove more tissue if you're diagnosed with melanoma. This is called a wide local excision. Your doctor removes a larger area of healthy skin and tissue around ...

Total mesorectal excision (TME) is a specific surgical technique used in the treatment of rectal cancer in which the bowel with the tumor is entirely removed along with surrounding fat and lymph nodes ...