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| Gene | NTRK1 |
| Variant | amp |
| Impact List | none |
| Protein Effect | no effect |
| Gene Variant Descriptions | NTRK1 amp indicates an increased number of copies of the NTRK1 gene. However, the mechanism causing the increase is unspecified. |
| Associated Drug Resistance | |
| Category Variants Paths |
NTRK1 amp |
| Molecular Profile | Indication/Tumor Type | Response Type | Therapy Name | Approval Status | Evidence Type | Efficacy Evidence | References |
|---|---|---|---|---|---|---|---|
| NTRK1 amp | esophagus squamous cell carcinoma | predicted - sensitive | Larotrectinib | Case Reports/Case Series | Actionable | In a clinical case study, Vitrakvi (larotrectinib) resulted in a partial response with regression of both the primary tumor and metastatic lesions within 6 weeks from the start of treatment in a patient with squamous cell esophageal carcinoma with NTRK1 amplification (PMID: 32323889). | 32323889 |