Gastric exfoliative cytology.
D000230:Adenocarcinoma / Q000175:diagnosis; D002293:Adenocarcinoma, Scirrhous / Q000175:diagnosis; D000328:Adult; D000368:Aged; D003581:Cytodiagnosis; D005188:False Negative Reactions; D005189:False Positive Reactions; D005260:Female; D005751:Gastric Lavage; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008722:Methods; D012189:Retrospective Studies; D013274:Stomach Neoplasms / Q000175:diagnosis* / Q000473:pathology; D013276:Stomach Ulcer / Q000150:complications* / Q000175:diagnosis / Q000473:pathology