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Excision may refer to: In surgery, the partial removal of an organ, tissue, bone or tumor from a body; Type II female genital mutilation; A term used by the Australian government as part of its definition of the Australian migration zone; Excision theorem in algebraic topology, a branch of mathematics
It is opposed to for example palliative surgery which is intended for symptom relief rather than complete removal of cancer tissue. Immunohistochemistry with SOX10 (staining the cell nuclei of melanocytes ) of lentigo maligna , showing malignant melanocytes all the way to the resection margin (inked in yellow, at left), conferring a diagnosis ...
In many cases, the removal of the colon may entirely cure the disease. [ 6 ] [ 7 ] A colectomy may also be utilized in the treatment of colon cancer. Extirpation of the gallbladder, known as a cholecystectomy , may be used as a treatment for recurrent gallstones or cholecystitis . [ 8 ]
The amount of free margin removed is much less than the usual 4 to 6 mm required for the standard excision of skin cancers. [9] After each surgical removal of tissue, the specimen is processed, cut on the cryostat and placed on slides, stained with H&E and then read by the Mohs surgeon/pathologist who examines the sections for cancerous cells ...
Surgical margin in a surgery report defines the visible margin or free edge of "normal" tissue seen by the surgeon with the naked eye. Surgical margin as read in a pathology report defines the histological measurement of normal or unaffected tissue surrounding the visible tumor under a microscope on a glass mounted histology section.
There are two forms of CCPDMA surgery: Mohs surgery and surgical excision coupled with margin assessment. Other examples of CCPDMA are found in classical pathology textbooks as techniques of cutting surgical specimens to allow the examination of the inferior and lateral margins of typically elliptical surgical specimens.
A wide local excision of the breast aims to remove benign and malignant lesions while conserving the normal shape of the breast as much as possible. It is a form of breast-conserving surgery. A WLE can only be used for lesions up to 4 cm in diameter, as removal of any larger lesions could leave a visibly dented area in the breast.
Exeresis may refer to the surgical removal of any part or organ, roughly synonymous to excision. [1] However, it may specifically refer to clearing the uterus of its contents after a miscarriage , such as vacuum aspiration .