From: Generation of orthotopic patient-derived xenografts from gastrointestinal stromal tumor
Number | |
---|---|
Age | |
Mean | 62 years |
Range | 46 – 72 years |
Gender | |
Male | 2 |
Female | 1 |
Location of primary tumor | |
Stomach | 0 |
Small bowel | 3 |
Duodenum | 1 |
Jejunum | 1 |
Ileum | 1 |
Presentation | |
Abdominal pain | 2 |
Bleeding | 1 |
Recurrence/metastasis on CT scan | 1 |
Previous imatinib therapy | |
Yes | 1 |
No | 2 |
Primary tumor size | |
Mean | 19.2 cm |
Range | 6.5 – 38.0 cm |
Mitotic index (mitoses per 5 mm 2 ) | |
Mean | 32.7 |
Range | 10 – 65 |
Peritoneal metastases | |
Yes | 2 |
No | 1 |
KIT exon mutational analysis | |
Exon 9 | 2 |
Exon 11 | 1 |
Exon 13/14 | 0 |
Exon 17/18 | 0 |