Screening and surveillance for Barrett's esophagus: current issues and future directions

Area of Science:

• Gastroenterology
• Oncology
• Medical Imaging

Background:

• Barrett's esophagus surveillance aims to detect high-grade dysplasia and early esophageal adenocarcinoma (EAC).
• Current surveillance strategies face limitations due to widely varying reported EAC incidence.
• Recent studies suggest a lower-than-expected progression risk from Barrett's esophagus to EAC.

Purpose of the Study:

• To discuss current screening and surveillance options for Barrett's esophagus.
• To explore emerging concepts for improving surveillance effectiveness and cost-effectiveness.
• To address the need for revised surveillance strategies based on new data.

Main Methods:

• Review of current understanding of Barrett's esophagus screening and surveillance.
• Analysis of recent studies on EAC incidence in Barrett's esophagus patients.
• Exploration of advances in imaging techniques and biomarker identification.

Main Results:

• The incidence of EAC in Barrett's esophagus patients varies significantly.
• The risk of progression from Barrett's esophagus to EAC may be lower than previously estimated.
• Advances in imaging and biomarkers show promise for enhancing diagnostic accuracy and risk stratification.

Conclusions:

• Current surveillance strategies for Barrett's esophagus may require revision.
• New imaging techniques can potentially improve the value of endoscopic surveillance.
• Biomarkers could enable personalized risk stratification, leading to more effective and cost-effective surveillance regimens.