2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Circulatory System 390-459 > Diseases Of Arteries, Arterioles, And Capillaries 440-448 > Arterial Embolism And Thrombosis 444.* > 2006 ICD-9-CM Diagnosis 444.21 Arterial embolism and thrombosis of upper extremity View the most recent version of ICD-9-CM 444.21 444.21 is a specific code that can be used to specify a diagnosis 444.21 contains 8 index entries View the ICD-9-CM Volume 1 444.* hierarchy  Index entries containing 444.21: Embolism 444.9 artery 444.9 extremity 444.22 upper 444.21 extremities 444.22 upper 444.21 peripheral arteries NEC 444.22 upper 444.21 upper extremity 444.21 Occlusion arteries of extremities, lower 444.22 upper 444.21 without thrombus or embolus (see also Arteriosclerosis, extremities) 440.20 due to stricture or stenosis 447.1 peripheral arteries (lower extremity) 444.22 upper extremity 444.21 without thrombus or embolus (see also Arteriosclerosis, extremities) 440.20 due to stricture or stenosis 447.1 Thrombosis, thrombotic (marantic) (multiple) (progressive) (septic) (vein) (vessel) 453.9 artery, arteries (postinfectional) 444.9 extremities 444.22 upper 444.21 peripheral arteries 444.22 upper 444.21