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| Gene | PTEN |
| Variant | LOH |
| Impact List | deletion |
| Protein Effect | unknown |
| Gene Variant Descriptions | PTEN LOH indicates the loss of one parental copy of the PTEN gene, resulting in loss of heterozygosity. |
| Associated Drug Resistance | |
| Category Variants Paths |
PTEN LOH |
| Molecular Profile | Indication/Tumor Type | Response Type | Therapy Name | Approval Status | Evidence Type | Efficacy Evidence | References |
|---|---|---|---|---|---|---|---|
| PTEN LOH | transitional cell carcinoma | predicted - sensitive | Buparlisib | Case Reports/Case Series | Actionable | In a Phase II trial, Buparlisib (BKM120) treatment resulted in stable disease in a patient with metastatic urothelial carcinoma harboring PTEN loss of heterozygosity (PMID: 32767682; NCT01551030). | 32767682 |