Keywords: esophageal mass, esophageal cancer, esophageal motility disorders, esophageal manometry, esophageal varices, esophageal ulcer, esophageal stricture, esophageal diverticulum, esophageal disease, esophageal inlet patch, esophageal ring, esophageal hypersensitivity

Keywords: umbilical mass, internal mass, hepatobiliary mass, groin mass, esophageal stenosis, esophageal myotomy, esophageal atresia, esophageal diverticulum, esophageal diverticulectomy, thoracoscopic excision of mediastinal mass

Keywords: esophageal mass, hepatobiliary mass, esophageal stent, esophageal thickening, rectal mass, esophageal stricture, esophageal ulcer, esophageal varices, colonic mass, esophageal cancer

Keywords: esophageal inlet patch, esophageal ring, esophageal hypersensitivity, esophageal thickening, esophageal spasm, esophageal motility disorders, esophageal manometry, liver mass

Keywords: bile duct mass, esophageal inlet patch, esophageal ring, esophageal hypersensitivity, esophageal thickening, esophageal spasm, esophageal motility disorders, esophageal manometry

Keywords: esophageal inlet patch, esophageal ring, esophageal hypersensitivity, esophageal thickening, esophageal spasm, esophageal motility disorders, esophageal manometry, liver mass

Keywords: head and neck mass, jaw mass, esophageal diverticulum, esophageal dilation, parapharyngeal mass, pharyngeal mass, buccal space mass, throat mass, tongue mass, neck mass excision

Keywords: parapharyngeal mass, pharyngeal mass, esophageal obstruction, esophageal diverticulum, esophageal dilation, throat mass

Keywords: jaw mass, parapharyngeal mass, pharyngeal mass, esophageal dilation, head mass, neck mass excision, buccal space mass, sinus mass, nasal mass, ear mass, cervical spine mass, throat mass

Keywords: extra esophageal reflux disease, cecal mass, hepatobiliary mass, liver mass, esophageal varices, esophageal diverticulum, esophageal diverticulectomy