A study on the occurrence of pneumoperitoneum after gastroscopy and the observance of interstitial emphysema of the stomach.
D000005:Abdomen; D004646:Emphysema; D005756:Gastritis; D005773:Gastroscopy / Q000150:complications*; D006801:Humans; D011027:Pneumoperitoneum; D013270:Stomach
GASTROSCOPY/complications and sequelae; PNEUMOPERITONEUM; STOMACH/emphysema