2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Other Diseases Of Intestines And Peritoneum 560-569 > Other Disorders Of Peritoneum 568.* > 2006 ICD-9-CM Diagnosis 568.9 Unspecified disorder of peritoneum View the most recent version of ICD-9-CM 568.9 Pathological processes involving the PERITONEUM. 568.9 is a specific code that can be used to specify a diagnosis 568.9 contains 1 index entry View the ICD-9-CM Volume 1 568.* hierarchy  Index entries containing 568.9: Disease, diseased - see also Syndrome peritoneum 568.9 pelvic, female 629.9 specified NEC