EGFRvIII Negative

**Semantic type:** Laboratory or Test Result

**Definition:** An indication that expression of EGFRvIII has not been detected in a sample.

**Synonyms:** - EGFR Variant III Negative - Epidermal Growth Factor Receptor Class III Variant Negative - Epidermal Growth Factor Receptor Variant III Negative - Epidermal Growth Factor Receptor vIII Negative