I77 Other disorders of arteries and arterioles

Category / Non-billable header 26 subcodes

Block: Diseases of arteries, arterioles and capillaries (I70-I79)

Excludes 2 (not included here)

  • collagen (vascular) diseases (M30-M36)
  • hypersensitivity angiitis (M31.0)
  • pulmonary artery (I28.-)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
I77..0 Arteriovenous fistula, acquired Yes
I77..1 Stricture of artery Yes
I77..2 Rupture of artery Yes
I77..3 Arterial fibromuscular dysplasia Yes
I77..4 Celiac artery compression syndrome Yes
I77..5 Necrosis of artery Yes
I77..6 Arteritis, unspecified Yes
I77..7 Other arterial dissection No
I77..70 Dissection of unspecified artery Yes
I77..71 Dissection of carotid artery Yes
I77..72 Dissection of iliac artery Yes
I77..73 Dissection of renal artery Yes
I77..74 Dissection of vertebral artery Yes
I77..75 Dissection of other precerebral arteries Yes
I77..76 Dissection of artery of upper extremity Yes
I77..77 Dissection of artery of lower extremity Yes
I77..79 Dissection of other specified artery Yes
I77..8 Other specified disorders of arteries and arterioles No
I77..81 Aortic ectasia No
I77..810 Thoracic aortic ectasia Yes
I77..811 Abdominal aortic ectasia Yes
I77..812 Thoracoabdominal aortic ectasia Yes
I77..819 Aortic ectasia, unspecified site Yes
I77..82 Antineutrophilic cytoplasmic antibody [ANCA] vasculitis Yes
I77..89 Other specified disorders of arteries and arterioles Yes
I77..9 Disorder of arteries and arterioles, unspecified Yes

Last reviewed: September 2026