A man wearing outdoor gear looks confidently into the distance on an overcast day


Revolutionizing prognostic testing with advanced precision and personalized approaches

At Castle Biosciences, we believe that each patient's journey is unique. Prognostic testing provides information about the future course of the patient's disease, which can help clinicians tailor treatment plans and interventions to improve health outcomes. Our prognostic tests go beyond traditional diagnostic approaches, providing physicians with a comprehensive understanding of disease aggressiveness, recurrence risk and treatment response.

DecisionDx Melanoma


Provides comprehensive, personalized, genomic tumor information to guide management for patients with cutaneous melanoma

DecisionDx Squamous Cell Carcinoma


Identifies the risk of metastasis in patients with squamous cell carcinoma (SCC) and one or more risk factors

DecisionDx Uveal Melanoma


Provides comprehensive profiling for evaluating metastatic risk in uveal melanoma

Tissue Cypher Barrett's Esophagus


Predicts individual risk of progression to esophageal cancer in Barrett’s esophagus