PTEN Negative

**Semantic type:** Laboratory or Test Result

**Definition:** An indication that PTEN expression or activity has not been detected in a sample.

**Synonyms:** - MMAC1 Negative - Mutated in Multiple Advanced Cancers 1 Negative - PTEN Loss - PTEN Tyrosine Phosphatase Negative - PTEN1 Negative - Phosphatase and Tensin Homolog Negative - Phosphatidylinositol 3,4,5-Trisphosphate 3-Phosphatase and Dual-Specificity Protein Phosphatase PTEN Negative