Home > 2013 ICD-9-CM Diagnosis Codes > Diseases Of The Digestive System 520-579 > Other Diseases Of Intestines And Peritoneum 560-569 > Peritonitis and retroperitoneal infections 567-
2013 ICD-9-CM Diagnosis Code 567.9
Unspecified peritonitis
- inflammation of the peritoneum, a condition marked by exudations in the peritoneum of serum, fibrin, cells, and pus.
- ICD-9-CM 567.9 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Applies To
- Peritonitis:
- NOS
- of unspecified cause
Convert 567.9 to ICD-10-CM 

ICD-9-CM 567.9 converts directly to:
- 2013 ICD-10-CM K65.9 Peritonitis, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 567.9:
- Enteroperitonitis (see also Peritonitis) 567.9
- Epiploitis (see also Peritonitis) 567.9
- Infection, infected, infective (opportunistic) 136.9

peritoneal (see also Peritonitis) 567.9
- Inflammation, inflamed, inflammatory (with exudation)
peritoneum (see also Peritonitis) 567.9
retroperitoneal (see also Peritonitis) 567.9
- Irritation
peritoneum (see also Peritonitis) 567.9
- Omentitis (see also Peritonitis) 567.9
- Peritonitis (acute) (adhesive) (fibrinous) (hemorrhagic) (idiopathic) (localized) (perforative) (primary) (with adhesions) (with effusion) 567.9
with or following
aseptic 998.7
bile, biliary 567.81
chemical 998.7
chlamydial 099.56
chronic proliferative 567.89
congenital NEC 777.6
diaphragmatic 567.22
diffuse NEC 567.29
diphtheritic 032.83
disseminated NEC 567.29
due to
fibrinopurulent 567.29
fibrinous 567.29
fibrocaseous (see also Tuberculosis) 014.0
fibropurulent 567.29
general, generalized (acute) 567.21
gonococcal 098.86
meconium (newborn) 777.6
pancreatic 577.8
paroxysmal, benign 277.31
pelvic
periodic (familial) 277.31
phlegmonous 567.29
pneumococcal 567.1
postabortal 639.0
proliferative, chronic 567.89
puerperal, postpartum, childbirth 670.8
purulent 567.29
septic 567.29
spontaneous bacterial 567.23
staphylococcal 567.29
streptococcal 567.29
subdiaphragmatic 567.29
subphrenic 567.29
suppurative 567.29
talc 998.7
tuberculous (see also Tuberculosis) 014.0
urine 567.89
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 567.9 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2013 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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