Grade Post Therapy Clin (yc)
Notes
Note 1: Leave Grade Post Therapy Clin (yc) blank when
- No neoadjuvant therapy
- Clinical or pathological case only
- Neoadjuvant therapy completed, no microscopic exam is done prior to surgery/resection of primary tumor
- There is only one grade available and it cannot be determined if it is clinical, pathological, post therapy clinical or post therapy pathological
Note 2: Assign the highest grade from the microscopically sampled specimen of the primary site following neoadjuvant therapy or primary systemic/radiation therapy.
Note 3: If there are multiple tumors with different grades abstracted as one primary, code the highest grade.
Note 4: Codes L, H and M take priority over A-D.
Note 5: Code 9 (unknown) when
- Microscopic exam is done after neoadjuvant therapy and grade from the primary site is not documented
- Microscopic exam is done after neoadjuvant therapy and there is no residual cancer
- Grade checked “not applicable” on CAP Protocol (if available) and no other grade information is available
NAACCR Item
NAACCR #1068Metadata
SSDICode | Description |
---|---|
L | LG: Low grade (≤20 mitoses per 50 HPF) |
H | HG: High grade (>20 mitosis per 50 HPF) |
M | TP53 or CTNNB Mutation |
A | Well differentiated |
B | Moderately differentiated |
C | Poorly differentiated |
D | Undifferentiated, anaplastic |
9 | Grade cannot be assessed (GX); Unknown |
<BLANK> | See Note 1 |