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A resection margin or surgical margin is the margin of apparently non-tumorous tissue around a tumor that has been surgically removed, called "resected", in surgical oncology. The resection is an attempt to remove a cancer tumor so that no portion of the malignant growth extends past the edges or margin of the removed tumor and surrounding tissue.
In histopathology, radicality of tumor excisions is generally defined as the absence of tumor cells in a certain resection margin, with the specific margin width varying by tumor type and local guidelines. [3] A non-radical excision may require re-excision. [clarification needed]
Excision is the resection of only part of an organ, tissue or other body part (e.g. skin) without discriminating specific vascular territories. Exenteration is the complete removal of all organs and soft tissue content (especially lymphoid tissues) within a body cavity. Extirpation is the complete excision or surgical destruction of a body part ...
Resection may refer to: Resection (surgery), the removal by surgery of all or part of an organ or other body structure; Segmental resection (or segmentectomy), the partial removal of an organ or other body structure; Position resection and intersection, a means of establishing a location by measuring angles only to known points
An abdomino perineal resection, formally known as abdominoperineal resection of the rectum and abdominoperineal excision of the rectum is a surgery for rectal cancer or anal cancer. It is frequently abbreviated as AP resection , APR and APER .
Aneurysmectomy is the resection or removal of an aneurysm. [1] Apicoectomy is the surgical removal of tooth's root tip. Appendectomy is the surgical removal of the appendix; it is also known as an appendicectomy. Arthrectomy is the removal of a joint of the body. Atherectomy is a removal of atherosclerosis. Auriculectomy is the removal of the ear.
A lower anterior resection, formally known as anterior resection of the rectum and colon and anterior excision of the rectum or simply anterior resection (less precise), is a common surgery for rectal cancer and occasionally is performed to remove a diseased or ruptured portion of the intestine in cases of diverticulitis.
Excisional or resection(al) arthroplasty in which joint surface and bone is removed. The remaining ends are attached, or left to give time for scar tissue to fill in the gap. One variant of is the Stainsby procedure which consists of excision of part of a proximal phalanx in a metatarsophalangeal joint , reduction of the plantar plate and ...