Difference between revisions of "Surgical margins"

Surgical margins (view source)

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 The '''surgical margins''', often simply referred to as '''margins''', are the set of surfaces that were cut by the surgeon in order to remove the specimen from the body.  The distance between the tumour and the margin is called the '''surgical clearance''', a term that may be used interchangeably with the term ''surgical margin''.<ref name=pmid8443747>{{Cite journal  | last1 = Ng | first1 = IO. | last2 = Luk | first2 = IS. | last3 = Yuen | first3 = ST. | last4 = Lau | first4 = PW. | last5 = Pritchett | first5 = CJ. | last6 = Ng | first6 = M. | last7 = Poon | first7 = GP. | last8 = Ho | first8 = J. | title = Surgical lateral clearance in resected rectal carcinomas. A multivariate analysis of clinicopathologic features. | journal = Cancer | volume = 71 | issue = 6 | pages = 1972-6 | month = Mar | year = 1993 | doi =  | PMID = 8443747 }}</ref> Margins are important as an incompletely removed disease process may lead to re-occurrence.
-What defines a positive surgical margin is dependent on the tumour and its biology; definitions of positive margin are dependent on the anatomical [[site]].
+What defines a positive surgical margin is dependent on the tumour and its biology; the definitions for a positive margin are often dependent on (1) the anatomical [[site]] of the tumour and (2) the tumour type.
 ==Significance==