esophageal carcinoma concept

esophageal dilation pain stenting endoscope endoscopy esophagus cancer procedure angioplasty balloon scope carcinoma surgery treatment vector body oesophagus regurgitation digestive gastrointestinal gastric icon dysphagia oesophageal tumor achalasia manometry diagram obstruction exam medical inflammation anatomy gastroscopy system health disease human cell gastroesophageal organ esophago gastrectomy oncology duodenum illustration set