[PNEUMOPERITONEUM DURING GASTROSCOPY].
D000005:Abdomen; D005773:Gastroscopy; D005853:Geriatrics; D006801:Humans; D007274:Injections, Intraperitoneal; D007327:Insufflation; D010538:Peritonitis; D011027:Pneumoperitoneum
GASTROSCOPY; GERIATRICS; PERITONITIS; PNEUMOPERITONEUM