Meckel's diverticulum.
D001064:Appendicitis; D001065:Appendix; D006801:Humans; D008467:Meckel Diverticulum / Q000150:complications*; D010437:Peptic Ulcer; D012421:Rupture
APPENDIX/rupture; MECKEL'S DIVERTICULUM/complications; PEPTIC ULCER