Organization |
Field Name |
ID |
Required |
---|---|---|---|
KCR |
KIT Gene Immunohistochemistry |
34061 |
yes |
SEER |
KIT Gene Immunohistochemistry |
3865 |
yes |
Note 1 Physician statement of KIT IHC can be used to code this data item when no other information is available.
Note 2 KIT Gene Immunohistochemistry (IHC) is the expression of the KIT gene in tumor tissue specimens based on immunohistochemical (IHC) stains. A positive test is a diagnostic and predictive marker for GIST tumors. Do not record secondary or acquired mutations that may have developed because of long-term imatinib treatment.
Note 3 Other names for KIT are CD117 or c-kit.
Note 4 Results from nodal or metastatic tissue may be used for KIT Gene Immunohistochemistry.
Code |
Description |
---|---|
0 |
KIT negative/normal; within normal limits |
1 |
KIT positive |
7 |
Test ordered, results not in chart |
8 |
Not applicable: Information not collected for this case |
9 |
Not documented in medical record |