The ICD-9 code range DISEASES OF ARTERIES, ARTERIOLES, AND CAPILLARIES for 440-449 is medical classification list by the World Health Organization (WHO).
Aortic aneurysm and dissection
Other peripheral vascular disease
Arterial embolism and thrombosis
Polyarteritis nodosa and allied conditions
Other disorders of arteries and arterioles
Disease of capillaries
Septic arterial embolism