Collaborative Stage

Collaborative Stage for TNM 7 - Revised 11/13/2010 [ Schema ]

CS Site-Specific Factor 2
Peritoneal Cytology

Note: Cytologic examination for malignant cells may be performed on ascites (fluid that has accumulated in the peritoneal cavity in excess amount) or the fluid (saline) that is introduced into the peritoneal cavity, and then removed by suction. The introduction of fluid may be termedperitoneal washing or peritoneal lavage.

Code	Description
000	Negative
010	Positive, malignant cells positive
020	Test done, results suspicious or undetermined if negative or positive
888	OBSOLETE DATA CONVERTED V0200 See code 988 Not applicable for this site
988	Not 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.)
997	Test ordered, results not in patient record
998	Test not done (test not ordered and not performed) No pathologic specimen available
999	Unknown or no information Not documented in patient record