Retrograde jejunogastric intussusception confirmed preoperatively by gastroscopy.
D000368:Aged; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D005773:Gastroscopy; D006801:Humans; D007443:Intussusception / Q000175:diagnosis*; D007583:Jejunum; D008297:Male; D011183:Postoperative Complications