Collaborative Stage

Note: This CS Site-Specific Factor is obsolete beginning with CS Version 2 (codes, code descriptions, and notes). Old data are retained, but new cases are not coded 010-040 or 999. Use code 988 for this field for all cases entered in CS Version 2.. (Adrenal Gland tumors were coded using another schema in CS Version 1 in which this factor was defined.)
OBSOLETE V0200 Note 1: WHO grade applies only to C75.1 pituitary gland, C75.2 craniopharyngeal duct, C75.3 pineal gland.
OBSOLETE V0200 Note 2: Code the WHO Grade Classification as documented in the medical record.

Code	Description
010	OBSOLETE DATA RETAINED V0200 Grade I
020	OBSOLETE DATA RETAINED V0200 Grade II
030	OBSOLETE DATA RETAINED V0200 Grade III
040	OBSOLETE DATA RETAINED V0200 Grade IV
988	Not applicable: Information not collected for this schema
999	OBSOLETE DATA RETAINED V0200 Clinically diagnosed/grade unknown Does not apply Not documented in medical record Grade unknown, NOS

CS Site-Specific Factor 1
OBSOLETE - WHO Grade Classification