Home > 2009 ICD-9-CM Diagnosis Codes > Diseases Of The Circulatory System 390-459 > Cerebrovascular Disease 430-438 > Occlusion of cerebral arteries 434-
Non-specific code 2009 ICD-9-CM Diagnosis Code 434.9
Cerebral artery occlusion unspecified
  • There are 2 ICD-9-CM codes below 434.9 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
  • You are viewing the 2009 version of ICD-9-CM 434.9.
  • More recent version(s) of ICD-9-CM 434.9: 2010 2011 2012 2013 2014 2015.
ICD-9-CM Volume 2 Index entries containing back-references to 434.9:
  • Cerebromalacia (see also Softening, brain) 434.9
  • Encephalomalacia (brain) (cerebellar) (cerebral) (cerebrospinal) (see also Softening, brain) 434.9
    • due to
      • hemorrhage (see also Hemorrhage, brain) 431
      • recurrent spasm of artery 435.9
    • embolic (cerebral) (see also Embolism, brain) 434.1
    • subcorticalis chronicus arteriosclerotica 290.12
    • thrombotic (see also Thrombosis, brain) 434.0
  • Occlusion
    • artery NEC (see also Embolism, artery) 444.9
      • auditory, internal 433.8
      • basilar 433.0
        • with other precerebral artery 433.3
        • bilateral 433.3
      • brain or cerebral (see also Infarct, brain) 434.9
      • carotid 433.1
        • with other precerebral artery 433.3
        • bilateral 433.3
      • cerebellar (anterior inferior) (posterior inferior) (superior) 433.8
      • cerebral (see also Infarct, brain) 434.9
      • choroidal (anterior) 433.8
      • chronic total
      • communicating posterior 433.8
      • complete
      • coronary (thrombotic) (see also Infarct, myocardium) 410.9
      • extremity(ies)
      • hypophyseal 433.8
      • iliac 444.81
      • mesenteric (embolic) (thrombotic) (with gangrene) 557.0
      • pontine 433.8
      • precerebral NEC 433.9
        • late effect - see Late effect(s) (of) cerebrovascular disease
        • multiple or bilateral 433.3
        • puerperal, postpartum, childbirth 674.0
        • specified NEC 433.8
      • renal 593.81
      • retinal - see Occlusion, retina, artery
      • spinal 433.8
      • vertebral 433.2
        • with other precerebral artery 433.3
        • bilateral 433.3
    • brain (artery) (vascular) (see also Infarct, brain) 434.9
    • cerebral (artery) (see also Infarct, brain) 434.9
    • cerebrovascular (see also Infarct, brain) 434.9
  • Softening
    • brain (necrotic) (progressive) 434.9
      • arteriosclerotic 437.0
      • congenital 742.4
      • embolic (see also Embolism, brain) 434.1
      • hemorrhagic (see also Hemorrhage, brain) 431
      • occlusive 434.9
      • thrombotic (see also Thrombosis, brain) 434.0
 434.11 ICD9Data.com 434.90 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 434.9 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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