Other ischiorectal abscess
Billable / specific
K61.39 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.
Inclusion terms
Applicable to
- Abscess of ischiorectal fossa
- Ischiorectal abscess, NOS
Includes (from K61)
- abscess of anal and rectal regions
- cellulitis of anal and rectal regions
Excludes2
Not included here — may be reported together when both conditions exist.
- certain conditions originating in the perinatal period (P04-P96) (from K61)
- certain infectious and parasitic diseases (A00-B99) (from K61)
- complications of pregnancy, childbirth and the puerperium (O00-O9A) (from K61)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) (from K61)
- endocrine, nutritional and metabolic diseases (E00-E88) (from K61)
- injury, poisoning and certain other consequences of external causes (S00-T88) (from K61)
- neoplasms (C00-D49) (from K61)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from K61)
Also known as
- Abscess of ischiorectal fossa
- Ischiorectal abscess, NOS
- Abscess, ischiorectal
- Fistula, ischiorectal