DENVER—Two studies presented at the 2024 annual meeting of the American Foregut Society support use of the tissue systems pathology test for prediction of neoplastic progression in patients with Barrett’s esophagus.
In one analysis, the addition of clinical and pathologic factors to the risk score generated by the test, TSP-9 (TissueCypher, Castle), did not improve its predictive performance.
“For years, we’ve been using clinical pathologic factors to predict the risk of