® RISK IDENTIFIED EVERY MELANOMA IS UNIQUE. SO IS ITS RISK. DecisionDx-Melanoma provides a personalized risk assessment for sentinel lymph node positivity and recurrence/metastasis. i31-ROR i31-SLNB INDIVIDUAL RISK OF RECURRENCE Integrates clinicopathologic (CP) factors with GEP to provide patient-specific risk of recurrence including melanoma-specific survival, distant metastasis-free survival, and recurrence-free survival. CP factors include: • • • • • • Ulceration Breslow thickness Age Mitotic rate SLN status Tumor location INDIVIDUAL RISK OF SENTINEL LYMPH NODE POSITIVITY Integrates CP factors to provide personalized results for a patient's likelihood of a positive sentinel lymph node. CP factors include: • • • • Ulceration Breslow thickness Age Mitotic rate Learn more about how to incorporate GEP testing into your practice. ©2025 Castle Biosciences Inc, CB-051v3-102025