Table 4 Characteristics of individual studies of KRAS and GNAS mutations in patients with IPMN according to the macroscopic duct types
Study | KRAS mutation (mutation/total) (%) | GNAS mutation (mutation/total) (%) | ||||
|---|---|---|---|---|---|---|
Main duct | Branch duct | Mixed duct | Main duct | Branch duct | Mixed duct | |
Fritz S | 2/2 (100) | 0/2 (0) | 6/16 (38) | Â | Â | Â |
Hosada W | 25/41 (61) | 34/50 (68) | Â | 26/41 (63) | 29/50 (58) | Â |
Ideno N | Â | Â | Â | 2/6 (33) | 22/45 (49) | 7/11 (64) |
Kaino M | 5/5 (100) | 7/7 (100) | Â | Â | Â | Â |
Kobayashi N | 1/2 (50) | 12/20 (60) | Â | Â | Â | Â |
Kondo H | 3/3 (100) | 9/10 (90) | Â | Â | Â | Â |
Kuboki Y | 29/50 (58) | 42/81 (52) | 25/41 (61) | 27/50 (54) | 41/81 (51) | 15/41 (37) |
Lee LS | 3/9 (33) | 6/10 (60) | Â | 4/9 (44) | 4/10 (40) | Â |
Singhi AD | 6/13 (46) | 23/28 (82) | 6/9 (67) | 4/13 (31) | 11/28 (39) | 3/9 (33) |
Takano S | Â | Â | Â | 18/33 (55) | 16/49 (33) | Â |
Wu J | 23/35 (66) | 58/64 (91) | 21/28 (75) | 24/35 (69) | 38/64 (59) | 20/28 (71) |