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Summary of pathological types and immunophenotypes in GISTs.
| Feature | Percentage |
|---|---|
| Pathological type | |
| Spindle cell type | 70% |
| Epithelioid cell type | 17% |
| Mixed, spindle-epithelioid type | 13% |
| Immunophenotype | |
| CD117-positivity | More than 90% |
| DOG1-positivity | 96% |
