Barrett's esophagus
ICD-10 K22.7 · ICD-11 DA23.0

Barrett's Esophagus with Esophageal Adenocarcinoma, T1b Submucosal Invasion, and High-Risk Tumor Histology

This protocol covers a specific high-risk presentation: esophageal adenocarcinoma arising in Barrett's esophagus with invasion into the submucosa (T1b stage) and high-risk histological features — a scenario that carries a substantially elevated risk of lymph node involvement and calls for a defined management pathway.

Clinical Scenario

The patient has T1b esophageal adenocarcinoma (submucosal invasion) with high-risk tumor histology. Critically, the low-risk features are absent: there is no superficial sm1 invasion, no confirmed negative deep margin, no well-to-moderate differentiation, and lymphovascular invasion is not excluded. Esophagectomy has traditionally been recommended in this population given the high risk of lymph node metastases; candidacy for surgical resection is therefore a key consideration.

Treatment Approach

For patients in this high-risk category who are not suitable surgical candidates, an adjuvant approach — to be discussed and decided at a multidisciplinary conference — may be considered. The full protocol, including the complete treatment pathway, is available via the link below.

Instant Access to Structured Evidence-Based Regimens

References

DOI: 10.14309/ajg.0000000000001680

Esophagectomy has traditionally been recommended in patients with EAC with submucosal invasion (T1b EAC) given the high risk of lymph node metastases.

Patients with high-risk histology are best treated with esophagectomy, unless the patient is a poor surgical candidate, for whom discussion at a multidisciplinary conference may be appropriate to consider alternative options such as adjuvant chemoradiation.

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