Table 2.

Nine fresh-frozen GISTs before therapy with known status of primary KIT mutation

Case No.	Mutation primary tumour	Mutation metastasis
F1	11: p.V559G	n.a.
F2	Wt	n.a.
F3	9: p.A502_Y503dup	n.a.
F4	Wt	n.a.
F5	n.a.	11: p.V559D
F6	n.a.	Wt
F7	Wt	n.a.
F8	p.W557_V559delinsF	n.a.
F9	p.V559A	n.a.

n.a.: Not analysed. Wt: Wild-type.