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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

K66 Other disorders of peritoneum

Excludes2: ascites (R18.-)
peritoneal effusion (chronic) (R18.8)
K66.0 Peritoneal adhesions (postprocedural) (postinfection)
Adhesions (of) abdominal (wall)
Adhesions (of) diaphragm
Adhesions (of) intestine
Adhesions (of) male pelvis
Adhesions (of) omentum
Adhesions (of) stomach
Adhesive bands
Mesenteric adhesions
Excludes1: female pelvic adhesions [bands] (N73.6)
peritoneal adhesions with intestinal obstruction (K56.5)
K66.1 Hemoperitoneum
Excludes1: traumatic hemoperitoneum (S36.8-)
K66.8 Other specified disorders of peritoneum
K66.