Grade Post Therapy
Notes
**Note 1:** Leave post-therapy grade blank when * No neoadjuvant therapy * Clinical or pathological case only * There is only one grade available and it cannot be determined if it is clinical, pathological or post-therapy **Note 2:** Assign the highest grade from the resected primary tumor assessed after the completion of neoadjuvant therapy. **Note 3:** Codes 1-5 take priority over A-E. **Note 4:** Code 9 when * Surgical resection is done after neoadjuvant therapy and grade from the primary site is not documented * Grade checked “not applicable” on CAP Protocol (if available) and no other grade information is available **Note 5:** If you are assigning an AJCC 8th edition stage group * Grade is required to assign stage group * Codes A-E are treated as an unknown grade when assigning AJCC stage group * An unknown grade may result in an unknown stage groupNAACCR Item
NAACCR #3845Metadata
SSDI| Code | Description |
|---|---|
| 1 | Grade Group 1: Gleason score less than or equal to 6 |
| 2 | Grade Group 2: Gleason score 7 Gleason pattern 3+4 |
| 3 | Grade Group 3: Gleason score 7 Gleason pattern 4+3 |
| 4 | Grade Group 4: Gleason score 8 |
| 5 | Grade Group 5: Gleason score 9 or 10 |
| A | Well differentiated |
| B | Moderately differentiated |
| C | Poorly differentiated |
| D | Undifferentiated, anaplastic |
| E | Stated as “Gleason score 7” with no patterns documented or Any Gleason patterns combination equal to 7 not specified in 2 or 3 |
| 9 | Grade cannot be assessed; Unknown |
| <BLANK> | See Note 1 |