Info
Treatment of unresectable and metastatic GIST
- Prior to TKI, GIST considered not sensitive to chemo
- Imatinib Mesylate
- Resistance to imatinib/POD:
- 1° = POD <6 mos (more common in exon 9 mt),
- 2° = >6 mos (typically develop separate 2° resistance Mts in KIT)
- Resistance to imatinib/POD:
- Sunitinib suNITinib
- Regorafenib regoRAFenib
- Ripretinib riPREtinib
- Avapritinib avaPRItinib