Undifferentiated histology is associated with missed gastric cancer in individuals with prior <i>Helicobacter pylori</i> eradication undergoing screening endoscopy

Undifferentiated histology and upper third location were associated with missed diagnoses of GC during screening endoscopy in individuals with prior <i>HP</i> eradication. These findings are clinically relevant for improving the quality of endoscopic examinations in health check-up settings, especially given the increasing prevalence of post-eradication GC.