Organization

Field Name

ID

Required

KCR

Grade Post Therapy Clin (yc)

30141

yes 

SEER

Grade Post Therapy Clin (yc)

1068

yes 

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 Priority order for codes

  • Urothelial cancers (WHO/ISUP grade) use codes L, H and 9
    + If only G1-G3 are documented, code 9
  • Adenocarcinomas and Squamous Cell Carcinomas use codes 1-3, 9
    + If only L or H are documented, code 9

Note 5 G3 includes undifferentiated and anaplastic.

Note 6 For bladder, a TURB qualifies for a clinical grade only.

Note 7 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

Code

Description

1

G1: Well differentiated

2

G2: Moderately differentiated

3

G3: Poorly differentiated

L

LG: Low-grade

H

HG: High-grade

9

Grade cannot be assessed (GX); Unknown

<BLANK>

See Note 1