Cancer module

Esophageal Cancer

Barrett's surveillance + endoscopic dysplasia detection with EUS staging.

Reporting system
Paris classification + AJCC T-stage
Imaging modalities
  • Upper Endoscopy + biopsy
  • Endoscopic Ultrasound
  • PET-CT
  • Pathology
Key findings OCTON surfaces
  • Salmon-colored mucosa > 1 cm above GEJ (Barrett's)
  • Nodular / ulcerated lesion within Barrett's segment
  • Asymmetric esophageal-wall thickening on CT
  • Periesophageal lymphadenopathy
  • Tracheo-esophageal fistula on advanced disease
Evidence base
  • ACG Barrett's Esophagus Clinical Guideline 2022
  • NCCN Esophageal & Esophagogastric Junction v2.2025
  • BMJ 2024;385:e077277 — chemoprevention in Barrett's
Risk questionnaire
  • · What is your age?
  • · Known Barrett's oesophagus?
  • · Chronic GERD > 5 years (heartburn most weeks)?
  • · Current or heavy past tobacco use?
  • · Heavy alcohol use (> 3 drinks/day)?
  • · BMI ≥ 30 (central adiposity)?
  • · Long-standing achalasia / caustic-injury history?
See OCTON in action · early-detection demos
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Esophageal cancerYou're herehigh · 76/100EGD · Paris IIa · HGD
High-grade dysplasia in long-segment Barrett's — endoscopic cure
Visible 6 mm Paris IIa nodule in the distal Barrett's segment — high-grade dysplasia confirmed on biopsy.
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