Characteristic | Number (%) |
---|---|
Gender | |
 Female | 8 (33) |
 Male | 16 (67) |
Primary tumour site | |
 Stomach | 8 (33) |
 Small bowel | 13 (54) |
 Rectum | 2 (8) |
 Unknown | 1 (4) |
Histological subtype | |
 Spindle cell | 17 (71) |
 Epitheloid | 1 (4) |
 Mixed | 3 (13) |
 ND | 3 |
Mutation analysis | |
 KIT exon 11 | 18 (75) |
 KIT exon 9 | 2 (8) |
 PDGFRA exon 12 | 1 (4) |
 Mutations not detected | 2 (8) |
 ND | 1 |
Metastatic site | |
 Liver | 13 (54) |
 Intraperitoneal cavity | 7 (29) |
 Liver + intraperitoneal cavity | 3 (13) |
 No metastasis (inoperable primary tumour) | 1 (4) |