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New Study Shows That TissueCypher® Changed Management at an Expert Surgery Center in 90% of Patients With Non-Dysplastic Barrett's Esophagus

$CSTLPress releaseSep 28, 2026, 7:00 AM ETRead the release

Castle Biosciences announced publication of a study showing TissueCypher changed clinician management recommendations in 90% of non-dysplastic Barrett's esophagus patients at Keck Medicine of USC. In the 30-patient case series, all intermediate- or high-risk patients had management escalated, while management was de-escalated for 84% of low-risk patients; results changed management or increased physician confidence in 97% of cases.

Key figures

Study cohort size
30
Deescalation low risk
84%
Confidence change rate
97%
Management change rate
90%
Patients classified low risk
83%
Patients classified intermediate high risk
17%

AI analysis

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AI-generated analysis of a public disclosure. Not investment advice; verify against the original document.