K66.8
BillableOther specified disorders of peritoneum
Other specified disorders of peritoneum
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- ascites (R18.-)
- peritoneal effusion (chronic) (R18.8)
Also Known As / Clinical Terms
SNOMED CT
- Cyst of omentum7102003
- Omental cyst7102003
- PP - Pneumoperitoneum17204006
- Peritoneal cavity free air17204006
- Pneumoperitoneum17204006
- Cyst of mesentery27970007
- Mesenteric cyst27970007
- Cyst of peritoneal cavity54620002
- Peritoneal cyst54620002
- Mesenteric hernia72888009
- Peritoneal granuloma75965001
- Congenital mesocolic hernia86595004
- Hydrocele of canal of Nuck87352006
- Fibrosis of peritoneal serous membrane95550001
- Fibrosis of peritoneum95550001
- Peritoneal fibrosis95550001
- Fibrosis of pelvic cavity95551002
- Fibrosis of pelvis95551002
- Pelvic fibrosis95551002
- Fibrosis of mesentery95552009
- Mesenteric fibrosis95552009
- Male frozen pelvis109818006
- Frozen pelvis129586002
- Frozen pelvis syndrome129586002
- Male pelvic adhesions197200005
- Omental haematoma236001005
- Omental hematoma236001005
- Peritoneal pseudocyst236012005
- Mesenteric pseudocyst236013000
- Omental pseudocyst236014006
- Omental wrapping around peritoneal dialysis catheter236564005
- Poor drainage of peritoneal dialysis catheter236565006
- Non-malignant male frozen pelvis298016002
- Malignant frozen pelvis299683005
- Non-malignant frozen pelvis299684004
- Perirenal pseudocyst370488005
- Loose body in peritoneal cavity446251006
- Peritoneal mouse446251006
- Fibrosis of peritoneal cavity1141790002
- Intraperitoneal fibrosis1141790002
- Omental haemorrhage1163001000
- Omental hemorrhage1163001000
Frequently Asked Questions
What is ICD-10 code K66.8?
ICD-10-CM code K66.8 represents "Other specified disorders of peritoneum". It is a billable/specific code that can be used on a claim.
Is K66.8 a billable code?
Yes, K66.8 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is K66.8 in?
K66.8 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What SNOMED CT codes does K66.8 map to?
K66.8 maps to 27 SNOMED CT concepts: 86595004, 27970007, 7102003, 54620002, 95552009, and 22 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for K66.8?
K66.8 is linked to 1 UMLS Concept Unique Identifier: C0029786. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.