Clinical features of the four cases with NTRK gene alterations in gastric cancer
| Case ID | Sex | Location | Size (cm) | Lauren | TNM | NTRK gene alteration | Follow-up |
| 1 | M | Antrum | 5.0 | Intestinal | T3, N3b, M0 | NTRK1 Amplification | LTF |
| 2 | M | Antrum | 3.5 | Intestinal | T3, N1, M0 | NTRK3 Amplification | DOD (63 months) |
| 3 | M | Antrum | 5.6 | Mixed | T3, N3b, M1 | TPM3-NTRK1 fusion | DOD (10 months) |
| 4 | M | Antrum | 5.2 | Intestinal | T3, N2, M0 | NTRK2-SMCHD1 fusion | NED (24 months) |
DOD, dead of disease; LTF, lost to follow-up; M, male; NED, no evidence of disease.