I77 | 
		  | 
		Other disorders of arteries and arterioles   | 
	
	
		 |  | 
		
	
		| Excludes2 | 
		collagen (vascular) diseases (M30-M36) hypersensitivity angiitis (M31.0) pulmonary artery (I28.-)
  | 
	 
 
 | 
	
 |  | 
	
		 I77.0 | 
		  | 
		Arteriovenous fistula, acquired | 
	 
	
		 |  | 
		
| Aneurysmal varix |  | Arteriovenous aneurysm, acquired |  	
		| Excludes1 | 
		arteriovenous aneurysm NOS (Q27.3-) presence of arteriovenous shunt (fistula) for dialysis (Z99.2) traumatic - see injury of blood vessel by body region
  | 
	 
	
		| Excludes2 | 
		cerebral (I67.1) coronary (I25.4)
  | 
	 
 
 | 
	   | 
 |  | 
	
		 I77.1 | 
		  | 
		Stricture of artery | 
	 
	
		 |  | 
		
 | 
	   | 
 |  | 
	
		 I77.2 | 
		  | 
		Rupture of artery | 
	 
	
		 |  | 
		
| Erosion of artery |  | Fistula of artery |  | Ulcer of artery |  	
		| Excludes1 | 
		traumatic rupture of artery - see injury of blood vessel by body region
  | 
	 
 
 | 
	   | 
 |  | 
	
		 I77.3 | 
		  | 
		Arterial fibromuscular dysplasia | 
	 
	
		 |  | 
		
| Fibromuscular hyperplasia (of) carotid artery |  | Fibromuscular hyperplasia (of) renal artery |   
 | 
	   | 
 |  | 
	
		 I77.4 | 
		 | 
		Celiac artery compression syndrome | 
	 
  | 
 |  | 
	
		 I77.5 | 
		 | 
		Necrosis of artery | 
	 
  | 
 |  | 
	
		 I77.6 | 
		  | 
		Arteritis, unspecified | 
	 
	
		 |  | 
		
 | 
	   | 
 |  | 
	
		 I77.7 | 
		  | 
		Other arterial dissection | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		dissection of aorta (I71.0-) dissection of coronary artery (I25.42)
  | 
	 
 
 | 
	  |  | 
	
		 I77.70 | 
		 | 
		Dissection of unspecified artery | 
	 
  |   |  | 
	
		 I77.71 | 
		 | 
		Dissection of carotid artery | 
	 
  |   |  | 
	
		 I77.72 | 
		 | 
		Dissection of iliac artery | 
	 
  |   |  | 
	
		 I77.73 | 
		 | 
		Dissection of renal artery | 
	 
  |   |  | 
	
		 I77.74 | 
		  | 
		Dissection of vertebral artery | 
	 
	
		 |  | 
		
	
		| Excludes2 | 
		aneurysm of vertebral artery (I72.6)
  | 
	 
 
 | 
	   |   |  | 
	
		 I77.75 | 
		  | 
		Dissection of other precerebral arteries | 
	 
	
		 |  | 
		
| Dissection of basilar artery (trunk) |  	
		| Excludes2 | 
		aneurysm of carotid artery (I72.0) aneurysm of other precerebral arteries (I72.5) aneurysm of vertebral artery (I72.6) dissection of carotid artery (I77.71) dissection of vertebral artery (I77.74)
  | 
	 
 
 | 
	   |   |  | 
	
		 I77.76 | 
		 | 
		Dissection of artery of upper extremity | 
	 
  |   |  | 
	
		 I77.77 | 
		 | 
		Dissection of artery of lower extremity | 
	 
  |   |  | 
	
		 I77.79 | 
		 | 
		Dissection of other specified artery | 
	 
  |    | 
 |  | 
	
		 I77.8 | 
		 | 
		Other specified disorders of arteries and arterioles | 
	 
 |  | 
	
		 I77.81 | 
		  | 
		Aortic ectasia | 
	 
	
		 |  | 
		
| Ectasis aorta |  	
		| Excludes1 | 
		aortic aneurysm and dissection (I71.-)
  | 
	 
 
 | 
	  |  | 
	
		 I77.810 | 
		 | 
		Thoracic aortic ectasia | 
	 
  |   |  | 
	
		 I77.811 | 
		 | 
		Abdominal aortic ectasia | 
	 
  |   |  | 
	
		 I77.812 | 
		 | 
		Thoracoabdominal aortic ectasia | 
	 
  |   |  | 
	
		 I77.819 | 
		 | 
		Aortic ectasia, unspecified site | 
	 
  |    |   |  | 
	
		 I77.82 | 
		  | 
		Antineutrophilic cytoplasmic antibody [ANCA] vasculitis | 
	 
	
		 |  | 
		
| ANCA associated vasculitis |  | ANCA positive vasculitis |  	
		| Excludes2 | 
		eosinophilic granulomatosis with polyangiitis (M30.1) granulomatosis with polyangiitis (M31.3-) microscopic polyangiitis (M31.7)
  | 
	 
 
 | 
	   |   |  | 
	
		 I77.89 | 
		 | 
		Other specified disorders of arteries and arterioles | 
	 
  |    | 
 |  | 
	
		 I77.9 | 
		 | 
		Disorder of arteries and arterioles, unspecified | 
	 
  |