Endoscopic brush cytology in esophageal cancer.
D000230:Adenocarcinoma / Q000175:diagnosis / Q000473:pathology; D001706:Biopsy; D002277:Carcinoma / Q000175:diagnosis / Q000473:pathology; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis / Q000473:pathology; D003581:Cytodiagnosis; D019723:Endoscopes; D004724:Endoscopy; D004938:Esophageal Neoplasms / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D011230:Precancerous Conditions / Q000175:diagnosis / Q000473:pathology