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. 2023 Aug 23;24(17):13077. doi: 10.3390/ijms241713077

Table 1.

Overview of clinical efficacy of combination treatments with Crizotinib and EGFR-TKIs for acquired MET amplification in EGFRm+ NSCLC patients. * Only genomic or phenotypical alterations considered as potential mechanisms of TKI resistance are indicated.

The Preceding
Treatment
Detection
Methods
Number of Patients Treatment for
Acquired MET
Amplification
PFS Months Multiple Genomic/
Phenotypical
Co-Alterations in Rebiopsy (Yes/No) *
References
1 Osimertinib (9 months) NGS, IHC, and FISH (all cases) 1 (case 1) Crizotinib + Osimertinib 9 Yes current article
Osimertinib (6 months) 1 (case 2) Crizotinib + Osimertinib 6 Yes
Osimertinib + Alectinib (9 months) 1 (case 3) Crizotinib + Osimertinib 9 Yes
Atezolizumab (4 months) 1 (case 4) Crizotinib + Gefitinib 18 No
Osimertinib (26 months) 1 (case 5) Crizotinib + Osimertinib 11 Yes
2 1st gen. EGFR-TKI FISH 14 Crizotinib (8) 6.0 No [46]
Crizotinib + EGFR-TKI (6) 12.6
3 1st/2nd gen. EGFR-TKI as first line (8) chemotherapy (6) as second line NGS FISH 8 Crizotinib (2)
Crizotinib + EGFR-TKI (6)
1.4 Yes [31]
4 3rd gen EGFR-TKI FISH 1 Crizotinib alone 1.5 Yes [47]
5 1st gen. EGFR-TKI (40)
2nd gen. EGFR-TKI (3)
3rd gen. EGFR-TKI (26)
1st gen. EGFR-TKI after 2. line chemotherapy (1)
NGS FISH 67 Crizotinib (10)
Crizotinib + EGFR-TKI (35) Chemotherapy (22)
2.3 5.0 2.9 Yes [48]
6 1st gen. EGFR-TKI (4)
2nd gen. EGFR-TKI (7)
NGS 11 1st/2nd gen. EGFR-TKI + Crizotinib (6)
3rd gen. EGFR-TKI + Crizotinib (5)
5.8 Yes [49]
7 1st gen. EGFR-TKI
Pemetrexed
3rd gen. EGFR-TKI
NGS FISH 1 Crizotinib + Osimertinib 19 No [14]
8 Osimertinib rechallenge NGS FISH 1 Crizotinib + Osimertinib 6 No [15]
9 Chemotherapy NGS FISH 1 Crizotinib + Erlotinib 4 Yes [16]
10 Erlotinib Local ablative therapy NGS FISH 1 Crizotinib + Osimertinib + local ablative therapy 9 Yes [17]
11 Chemotherapy cfDNA 1 Crizotinib + Osimertinib 4 Yes [18]
12 Gefitinib cfDNA 1 Crizotinib + Osimertinib 3 Yes [19]
13 Erlotinib cfDNA 1 Crizotinib + Erlotinib 2 Yes [55]
14 EGFR-TKIs NGS, IHC and FISH 1 Crizotinib + Osimertinib 11 Yes [22]
15 Afatinib NGS 1 Crizotinib + Afatinib 4 Yes [56]