Collaborative Stage

Collaborative Stage for TNM 7 - Revised 12/31/2009 [ Schema ]

CS Site-Specific Factor 2
Peritoneal Cytology

Note: This is a procedure to examine for malignant cells from 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 alternative terms are called peritoneal washing cytology or peritoneal lavage.

Code	Description
000	Negative
010	Malignant cells positive
020	Test done, results suspicious or undetermined if positive or negative
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 was not ordered and not performed), including no pathological specimen available for the test
999	Unknown or no information Not documented in patient record