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of stomach and duodenum NOS
- K31.82 Dieulafoy lesion (hemorrhagic) of stomach and duodenum
- Excludes2: Dieulafoy lesion of intestine (K63.81)
- K31.83 Achlorhydria
- K31.89 Other diseases of stomach and duodenum
- K31.82 Dieulafoy lesion (hemorrhagic) of stomach and duodenum
- K31.9 Disease of stomach and duodenum, unspecified
Diseases of appendix (K35-K38)
K35 Acute appendicitis
- K35.2 Acute appendicitis with generalized peritonitis
- Appendicitis (acute) with generalized (diffuse) peritonitis following rupture or perforation of appendix
- Appendicitis with peritonitis NOS
- Perforated appendix NOS
- Ruptured appendix NOS
- K35.3 Acute appendicitis with localized peritonitis
- Acute appendicitis with localized peritonitis with or without rupture or perforation of appendix
- Acute appendicitis with peritoneal abscess
- K35.8 Other and unspecified acute appendicitis
- K35.80 Unspecified acute appendicitis
- Acute appendicitis NOS
- Acute appendicitis without (localized) (generalized) peritonitis
- K35.89 Other acute appendicitis
- K35.80 Unspecified acute appendicitis
K36 Other appendicitis
- Includes: chronic appendicitis
- recurrent appendicitis
K37 Unspecified appendicitis
- Excludes1:-unspecified appendicitis with peritonitis (K35.2-K35.3)
K38 Other diseases of appendix
- K38.0 Hyperplasia of appendix
- K38.1 Appendicular concretions
- Fecalith of appendix
- Stercolith of appendix
- K38.2 Diverticulum of appendix
- K38.3 Fistula of appendix
- K38.8 Other specified diseases of appendix
- Intussusception of appendix
- K38.9 Disease of appendix, unspecified
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