• 520-529 Diseases Of Oral Cavity, Salivary Glands, And Jaws
  • 530-538 Diseases Of Esophagus, Stomach, And Duodenum
  • 540-543 Appendicitis
  • 550-553 Hernia Of Abdominal Cavity
  • 555-558 Noninfective Enteritis And Colitis
  • 560-569 Other Diseases Of Intestines And Peritoneum
  • 570-579 Other Diseases Of Digestive System