ICD-10-CM Book 2024 Edition

Chapters  /  Chapter 11  /  K65-K68  /  K65
K65 Peritonitis
UseAdditionalCode code (B95-B97), to identify infectious agent, if known
CodeAlso if applicable diverticular disease of intestine (K57.-)
Excludes1 acute appendicitis with generalized peritonitis (K35.2-)
aseptic peritonitis (T81.6)
benign paroxysmal peritonitis (E85.0)
chemical peritonitis (T81.6)
gonococcal peritonitis (A54.85)
neonatal peritonitis (P78.0-P78.1)
pelvic peritonitis, female (N73.3-N73.5)
periodic familial peritonitis (E85.0)
peritonitis due to talc or other foreign substance (T81.6)
peritonitis in chlamydia (A74.81)
peritonitis in diphtheria (A36.89)
peritonitis in syphilis (late) (A52.74)
peritonitis in tuberculosis (A18.31)
peritonitis with or following abortion or ectopic or molar pregnancy (O00-O07, O08.0)
peritonitis with or following appendicitis (K35.-)
puerperal peritonitis (O85)
retroperitoneal infections (K68.-)
K65.0 Generalized (acute) peritonitis
Pelvic peritonitis (acute), male
Subphrenic peritonitis (acute)
Suppurative peritonitis (acute)
K65.1 Peritoneal abscess
Abdominopelvic abscess
Abscess (of) omentum
Abscess (of) peritoneum
Mesenteric abscess
Retrocecal abscess
Subdiaphragmatic abscess
Subhepatic abscess
Subphrenic abscess
K65.2 Spontaneous bacterial peritonitis
Excludes1 bacterial peritonitis NOS (K65.9)
K65.3 Choleperitonitis
Peritonitis due to bile
K65.4 Sclerosing mesenteritis
Fat necrosis of peritoneum
(Idiopathic) sclerosing mesenteric fibrosis
Mesenteric lipodystrophy
Mesenteric panniculitis
Retractile mesenteritis
K65.8 Other peritonitis
Chronic proliferative peritonitis
Peritonitis due to urine
K65.9 Peritonitis, unspecified
Bacterial peritonitis NOS