MET/CEP7 Ratio Greater than or Equal to 4

**Semantic type:** Laboratory or Test Result

**Definition:** An indication that the ratio of fluorescence in situ hybridization (FISH) signals for the MET gene versus the chromosome 7 centromere marker CEP7 is greater than or equal to 4. This result implies MET gene amplification is present.

**Synonyms:** - MET/CEP7 Greater than or Equal to 4 - MET/CEP7 Greater than or Equal to Four - MET/CEP7 Ratio Greater than or Equal to Four