title: Gastroscopy is feasible through a Celestin tube.
mesh_terms: D000368:Aged; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis*; D005773:Gastroscopy; D006801:Humans; D008297:Male; D013270:Stomach / Q000473:pathology; D013272:Stomach Diseases / Q000175:diagnosis*