I70.46

Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene

Non-billable header

I70.46 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes

  • any condition classifiable to I70.41-, I70.42-, and I70.43-, I70.44-, I70.45
  • chronic limb-threatening ischemia of autologous vein bypass graft(s) of the extremities with gangrene
  • critical limb ischemia of autologous vein bypass graft(s) of the extremities with gangrene

Includes (from I70)

  • arteriolosclerosis
  • arterial degeneration
  • arteriosclerosis
  • arteriosclerotic vascular disease
  • arteriovascular degeneration
  • atheroma
  • endarteritis deformans or obliterans
  • senile arteritis
  • senile endarteritis
  • vascular degeneration

Excludes2

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

  • certain conditions originating in the perinatal period (P04-P96) (from I70)
  • certain infectious and parasitic diseases (A00-B99) (from I70)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from I70)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from I70)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from I70)
  • injury, poisoning and certain other consequences of external causes (S00-T88) (from I70)
  • neoplasms (C00-D49) (from I70)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from I70)
  • systemic connective tissue disorders (M30-M36) (from I70)
  • transient cerebral ischemic attacks and related syndromes (G45.-) (from I70)
  • arteriosclerotic cardiovascular disease (I25.1-) (from I70)
  • arteriosclerotic heart disease (I25.1-) (from I70)
  • atheroembolism (I75.-) (from I70)
  • cerebral atherosclerosis (I67.2) (from I70)
  • coronary atherosclerosis (I25.1-) (from I70)
  • mesenteric atherosclerosis (K55.1) (from I70)
  • precerebral atherosclerosis (I67.2) (from I70)
  • primary pulmonary atherosclerosis (I27.0) (from I70)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify the severity of any ulcer (L97.-, L98.49-), if applicable
  • code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92) (from I70.4)
  • code to identify: (from I70)
  • exposure to environmental tobacco smoke (Z77.22) (from I70)
  • history of tobacco dependence (Z87.891) (from I70)
  • occupational exposure to environmental tobacco smoke (Z57.31) (from I70)
  • tobacco dependence (F17.-) (from I70)
  • tobacco use (Z72.0) (from I70)

Parent code

  • I70.4Atherosclerosis of autologous vein bypass graft(s) of the extremitiesHeader

More specific codes I70.46

  • I70.461Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, right legBillable
  • I70.462Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, left legBillable
  • I70.463Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, bilateral legsBillable
  • I70.468Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, other extremityBillable
  • I70.469Atherosclerosis of autologous vein bypass graft(s) of the extremities with gangrene, unspecified extremityBillable

Related codes

  • I70.40Unspecified atherosclerosis of autologous vein bypass graft(s) of the extremitiesHeader
  • I70.41Atherosclerosis of autologous vein bypass graft(s) of the extremities with intermittent claudicationHeader
  • I70.42Atherosclerosis of autologous vein bypass graft(s) of the extremities with rest painHeader
  • I70.43Atherosclerosis of autologous vein bypass graft(s) of the right leg with ulcerationHeader
  • I70.44Atherosclerosis of autologous vein bypass graft(s) of the left leg with ulcerationHeader
  • I70.45Atherosclerosis of autologous vein bypass graft(s) of other extremity with ulcerationBillable
  • I70.49Other atherosclerosis of autologous vein bypass graft(s) of the extremitiesHeader

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