2006 ICD-9-CM Volume 1 Diagnosis Codes > Diseases Of The Circulatory System 390-459 > Diseases Of Arteries, Arterioles, And Capillaries 440-448 > 440 Atherosclerosis 441 Aortic aneurysm and dissection 442 Other aneurysm 443 Other peripheral vascular disease 444 Arterial embolism and thrombosis 445 Atheroembolism 446 Polyarteritis nodosa and allied conditions 447 Other disorders of arteries and arterioles 448 Disease of capillaries