The Role of Chromoendoscopy in the Early Detection of Esophageal Cancer in Patients With Prior Head and Neck Cancers
Conditions
- Esophageal Squamous Cell Carcinoma
- Squamous Cell Carcinoma of the Head and Neck
Interventions
- PROCEDURE: NBI endoscopy
- PROCEDURE: Lugol chromoendoscopy
Sponsor
Maria Sklodowska-Curie National Research Institute of Oncology
Collaborators