Collaborative Stage for TNM 7 - Revised 01/22/2010  [ Schema ]

Colon

CS Site-Specific Factor 6
Circumferential Resection Margin (CRM)

CodeDescription
000Margin IS involved with tumor
Circumferential resection margin positive
Described as "less than 1 millimeter"
001-009.1-.9 millimeters  (code exact size in millimeters)
010-9801- 98 millimeters (code exact size in millimeters)
988Not applicable:  Information not collected for this case
(May include cases converted from code 888 used in CSv1 for "Not applicable" or when the item was not collected.  If this item is required to derive T, N, M, or any stage, use of code 988 may result in an error.)
990No Residual Tumor identified on specimen
991Margins clear, distance from tumor not stated
Circumferential resection margin negative
992Described as "less than 2 mm," or "greater than 1 mm," or "between 1 mm and 2 mm"
993Described as "less than 3 mm," or "greater than 2 mm," or "between 2 mm and 3 mm"
994Described as "less than 4 mm," or "greater than 3 mm," or "between 3 mm and 4 mm"
995Described as "less than 5 mm," or "greater than 4 mm," or "between 4 mm and 5 mm"
996Described as "greater than 5 mm"
998Patient did not have surgery
No histologic confirmation
999Unknown
CRM not mentioned
Not documented in patient record