Collaborative Stage for TNM 7 - Revised 10/18/2010 [ Schema ]
| Code | Description | 
| 000 | F0:  Fibrosis score 0-4  (None to moderate fibrosis)  | 
| 001 | F1:  Fibrosis score 5-6  (Severe fibrosis or cirrhosis)  | 
| 988 | Not applicable:  Information not collected for this case (If this item is required by your standard setter, use of code 988 will result in an edit error.)  | 
| 999 | Unknown or no information Not documented in patient record  |