K55.03

Acute (reversible) ischemia of large intestine

Non-billable header

K55.03 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Applicable to

  • Acute fulminant ischemic colitis
  • Subacute ischemic colitis

Excludes1

Not coded here — never report together with this code.

  • necrotizing enterocolitis of newborn (P77.-) (from K55)

Excludes2

Not included here — may be reported together when both conditions exist.

  • certain conditions originating in the perinatal period (P04-P96) (from K55)
  • certain infectious and parasitic diseases (A00-B99) (from K55)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from K55)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) (from K55)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from K55)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from K55)
  • neoplasms (C00-D49) (from K55)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from K55)
  • angioectasia (angiodysplasia) duodenum (K31.81-) (from K55)

Also known as

  • Acute fulminant ischemic colitis
  • Subacute ischemic colitis

Parent code

  • K55.0Acute vascular disorders of intestineHeader

More specific codes K55.03

  • K55.031Focal (segmental) acute (reversible) ischemia of large intestineBillable
  • K55.032Diffuse acute (reversible) ischemia of large intestineBillable
  • K55.039Acute (reversible) ischemia of large intestine, extent unspecifiedBillable

Related codes

  • K55.01Acute (reversible) ischemia of small intestineHeader
  • K55.02Acute infarction of small intestineHeader
  • K55.04Acute infarction of large intestineHeader
  • K55.05Acute (reversible) ischemia of intestine, part unspecifiedHeader
  • K55.06Acute infarction of intestine, part unspecifiedHeader

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