KRAS G12C Mutation Negative

**Semantic type:** Laboratory or Test Result

**Definition:** An indication that expression of mutations in the KRAS gene encoding the activating amino acid substitution G12C have not been detected in a sample.

**Synonyms:** - GTPase KRas G12C Mutation Negative - GTPase KRas Gly12Cys Mutation Negative - K-Ras 2 G12C Mutation Negative - KRAS G12C Negative - KRAS Gly12Cys Mutation Negative - Ki-Ras G12C Mutation Negative - c-K-ras G12C Mutation Negative