2018/2019 ICD-10-CM Diagnosis Code I67.850

Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy

Applicable To
  • CADASIL
Code Also
Code Also Help
A code also note instructs that 2 codes may be required to fully describe a condition but the sequencing of the two codes is discretionary, depending on the severity of the conditions and the reason for the encounter.
  • any associated diagnoses, such as:
  • epilepsy (
    ICD-10-CM Diagnosis Code G40
    • G40 Epilepsy and recurrent seizures
      • G40.0 Localization-related (focal) (partial) idiopa...
        • G40.00 Localization-related (focal) (partial) idiopa...
          • G40.001 Localization-related (focal) (partial) idiopa...
          • G40.009 Localization-related (focal) (partial) idiopa...
        • G40.01 Localization-related (focal) (partial) idiopa...
          • G40.011 Localization-related (focal) (partial) idiopa...
          • G40.019 Localization-related (focal) (partial) idiopa...
      • G40.1 Localization-related (focal) (partial) sympto...
        • G40.10 Localization-related (focal) (partial) sympto...
          • G40.101 Localization-related (focal) (partial) sympto...
          • G40.109 Localization-related (focal) (partial) sympto...
        • G40.11 Localization-related (focal) (partial) sympto...
          • G40.111 Localization-related (focal) (partial) sympto...
          • G40.119 Localization-related (focal) (partial) sympto...
      • G40.2 Localization-related (focal) (partial) sympto...
        • G40.20 Localization-related (focal) (partial) sympto...
          • G40.201 Localization-related (focal) (partial) sympto...
          • G40.209 Localization-related (focal) (partial) sympto...
        • G40.21 Localization-related (focal) (partial) sympto...
          • G40.211 Localization-related (focal) (partial) sympto...
          • G40.219 Localization-related (focal) (partial) sympto...
      • G40.3 Generalized idiopathic epilepsy and epileptic...
        • G40.30 Generalized idiopathic epilepsy and epileptic...
          • G40.301 Generalized idiopathic epilepsy and epileptic...
          • G40.309 Generalized idiopathic epilepsy and epileptic...
        • G40.31 Generalized idiopathic epilepsy and epileptic...
          • G40.311 Generalized idiopathic epilepsy and epileptic...
          • G40.319 Generalized idiopathic epilepsy and epileptic...
      • G40.A Absence epileptic syndrome
        • G40.A0 Absence epileptic syndrome, not intractable
          • G40.A01 Absence epileptic syndrome, not intractable, ...
          • G40.A09 Absence epileptic syndrome, not intractable, ...
        • G40.A1 Absence epileptic syndrome, intractable
          • G40.A11 Absence epileptic syndrome, intractable, with...
          • G40.A19 Absence epileptic syndrome, intractable, with...
      • G40.B Juvenile myoclonic epilepsy [impulsive petit ...
        • G40.B0 Juvenile myoclonic epilepsy, not intractable
          • G40.B01 Juvenile myoclonic epilepsy, not intractable,...
          • G40.B09 Juvenile myoclonic epilepsy, not intractable,...
        • G40.B1 Juvenile myoclonic epilepsy, intractable
          • G40.B11 Juvenile myoclonic epilepsy, intractable, wit...
          • G40.B19 Juvenile myoclonic epilepsy, intractable, wit...
      • G40.4 Other generalized epilepsy and epileptic synd...
        • G40.40 Other generalized epilepsy and epileptic synd...
          • G40.401 Other generalized epilepsy and epileptic synd...
          • G40.409 Other generalized epilepsy and epileptic synd...
        • G40.41 Other generalized epilepsy and epileptic synd...
          • G40.411 Other generalized epilepsy and epileptic synd...
          • G40.419 Other generalized epilepsy and epileptic synd...
      • G40.5 Epileptic seizures related to external causes...
        • G40.50 Epileptic seizures related to external causes...
          • G40.501 Epileptic seizures related to external causes...
          • G40.509 Epileptic seizures related to external causes...
      • G40.8 Other epilepsy and recurrent seizures
        • G40.80 Other epilepsy
          • G40.801 Other epilepsy, not intractable, with status ...
          • G40.802 Other epilepsy, not intractable, without stat...
          • G40.803 Other epilepsy, intractable, with status epil...
          • G40.804 Other epilepsy, intractable, without status e...
        • G40.81 Lennox-Gastaut syndrome
          • G40.811 Lennox-Gastaut syndrome, not intractable, wit...
          • G40.812 Lennox-Gastaut syndrome, not intractable, wit...
          • G40.813 Lennox-Gastaut syndrome, intractable, with st...
          • G40.814 Lennox-Gastaut syndrome, intractable, without...
        • G40.82 Epileptic spasms
          • G40.821 Epileptic spasms, not intractable, with statu...
          • G40.822 Epileptic spasms, not intractable, without st...
          • G40.823 Epileptic spasms, intractable, with status ep...
          • G40.824 Epileptic spasms, intractable, without status...
        • G40.89 Other seizures
      • G40.9 Epilepsy, unspecified
        • G40.90 Epilepsy, unspecified, not intractable
          • G40.901 Epilepsy, unspecified, not intractable, with ...
          • G40.909 Epilepsy, unspecified, not intractable, witho...
        • G40.91 Epilepsy, unspecified, intractable
          • G40.911 Epilepsy, unspecified, intractable, with stat...
          • G40.919 Epilepsy, unspecified, intractable, without s...
    G40.-
    )
  • stroke (
    ICD-10-CM Diagnosis Code I63
    • I63 Cerebral infarction
      • I63.0 Cerebral infarction due to thrombosis of prec...
        • I63.00 Cerebral infarction due to thrombosis of unsp...
        • I63.01 Cerebral infarction due to thrombosis of vert...
          • I63.011 Cerebral infarction due to thrombosis of righ...
          • I63.012 Cerebral infarction due to thrombosis of left...
          • I63.013 Cerebral infarction due to thrombosis of bila...
          • I63.019 Cerebral infarction due to thrombosis of unsp...
        • I63.02 Cerebral infarction due to thrombosis of basi...
        • I63.03 Cerebral infarction due to thrombosis of caro...
          • I63.031 Cerebral infarction due to thrombosis of righ...
          • I63.032 Cerebral infarction due to thrombosis of left...
          • I63.033 Cerebral infarction due to thrombosis of bila...
          • I63.039 Cerebral infarction due to thrombosis of unsp...
        • I63.09 Cerebral infarction due to thrombosis of othe...
      • I63.1 Cerebral infarction due to embolism of precer...
        • I63.10 Cerebral infarction due to embolism of unspec...
        • I63.11 Cerebral infarction due to embolism of verteb...
          • I63.111 Cerebral infarction due to embolism of right ...
          • I63.112 Cerebral infarction due to embolism of left v...
          • I63.113 Cerebral infarction due to embolism of bilate...
          • I63.119 Cerebral infarction due to embolism of unspec...
        • I63.12 Cerebral infarction due to embolism of basila...
        • I63.13 Cerebral infarction due to embolism of caroti...
          • I63.131 Cerebral infarction due to embolism of right ...
          • I63.132 Cerebral infarction due to embolism of left c...
          • I63.133 Cerebral infarction due to embolism of bilate...
          • I63.139 Cerebral infarction due to embolism of unspec...
        • I63.19 Cerebral infarction due to embolism of other ...
      • I63.2 Cerebral infarction due to unspecified occlus...
        • I63.20 Cerebral infarction due to unspecified occlus...
        • I63.21 Cerebral infarction due to unspecified occlus...
          • I63.211 Cerebral infarction due to unspecified occlus...
          • I63.212 Cerebral infarction due to unspecified occlus...
          • I63.213 Cerebral infarction due to unspecified occlus...
          • I63.219 Cerebral infarction due to unspecified occlus...
        • I63.22 Cerebral infarction due to unspecified occlus...
        • I63.23 Cerebral infarction due to unspecified occlus...
          • I63.231 Cerebral infarction due to unspecified occlus...
          • I63.232 Cerebral infarction due to unspecified occlus...
          • I63.233 Cerebral infarction due to unspecified occlus...
          • I63.239 Cerebral infarction due to unspecified occlus...
        • I63.29 Cerebral infarction due to unspecified occlus...
      • I63.3 Cerebral infarction due to thrombosis of cere...
        • I63.30 Cerebral infarction due to thrombosis of unsp...
        • I63.31 Cerebral infarction due to thrombosis of midd...
          • I63.311 Cerebral infarction due to thrombosis of righ...
          • I63.312 Cerebral infarction due to thrombosis of left...
          • I63.313 Cerebral infarction due to thrombosis of bila...
          • I63.319 Cerebral infarction due to thrombosis of unsp...
        • I63.32 Cerebral infarction due to thrombosis of ante...
          • I63.321 Cerebral infarction due to thrombosis of righ...
          • I63.322 Cerebral infarction due to thrombosis of left...
          • I63.323 Cerebral infarction due to thrombosis of bila...
          • I63.329 Cerebral infarction due to thrombosis of unsp...
        • I63.33 Cerebral infarction due to thrombosis of post...
          • I63.331 Cerebral infarction due to thrombosis of righ...
          • I63.332 Cerebral infarction due to thrombosis of left...
          • I63.333 Cerebral infarction due to thrombosis of bila...
          • I63.339 Cerebral infarction due to thrombosis of unsp...
        • I63.34 Cerebral infarction due to thrombosis of cere...
          • I63.341 Cerebral infarction due to thrombosis of righ...
          • I63.342 Cerebral infarction due to thrombosis of left...
          • I63.343 Cerebral infarction due to thrombosis of bila...
          • I63.349 Cerebral infarction due to thrombosis of unsp...
        • I63.39 Cerebral infarction due to thrombosis of othe...
      • I63.4 Cerebral infarction due to embolism of cerebr...
        • I63.40 Cerebral infarction due to embolism of unspec...
        • I63.41 Cerebral infarction due to embolism of middle...
          • I63.411 Cerebral infarction due to embolism of right ...
          • I63.412 Cerebral infarction due to embolism of left m...
          • I63.413 Cerebral infarction due to embolism of bilate...
          • I63.419 Cerebral infarction due to embolism of unspec...
        • I63.42 Cerebral infarction due to embolism of anteri...
          • I63.421 Cerebral infarction due to embolism of right ...
          • I63.422 Cerebral infarction due to embolism of left a...
          • I63.423 Cerebral infarction due to embolism of bilate...
          • I63.429 Cerebral infarction due to embolism of unspec...
        • I63.43 Cerebral infarction due to embolism of poster...
          • I63.431 Cerebral infarction due to embolism of right ...
          • I63.432 Cerebral infarction due to embolism of left p...
          • I63.433 Cerebral infarction due to embolism of bilate...
          • I63.439 Cerebral infarction due to embolism of unspec...
        • I63.44 Cerebral infarction due to embolism of cerebe...
          • I63.441 Cerebral infarction due to embolism of right ...
          • I63.442 Cerebral infarction due to embolism of left c...
          • I63.443 Cerebral infarction due to embolism of bilate...
          • I63.449 Cerebral infarction due to embolism of unspec...
        • I63.49 Cerebral infarction due to embolism of other ...
      • I63.5 Cerebral infarction due to unspecified occlus...
        • I63.50 Cerebral infarction due to unspecified occlus...
        • I63.51 Cerebral infarction due to unspecified occlus...
          • I63.511 Cerebral infarction due to unspecified occlus...
          • I63.512 Cerebral infarction due to unspecified occlus...
          • I63.513 Cerebral infarction due to unspecified occlus...
          • I63.519 Cerebral infarction due to unspecified occlus...
        • I63.52 Cerebral infarction due to unspecified occlus...
          • I63.521 Cerebral infarction due to unspecified occlus...
          • I63.522 Cerebral infarction due to unspecified occlus...
          • I63.523 Cerebral infarction due to unspecified occlus...
          • I63.529 Cerebral infarction due to unspecified occlus...
        • I63.53 Cerebral infarction due to unspecified occlus...
          • I63.531 Cerebral infarction due to unspecified occlus...
          • I63.532 Cerebral infarction due to unspecified occlus...
          • I63.533 Cerebral infarction due to unspecified occlus...
          • I63.539 Cerebral infarction due to unspecified occlus...
        • I63.54 Cerebral infarction due to unspecified occlus...
          • I63.541 Cerebral infarction due to unspecified occlus...
          • I63.542 Cerebral infarction due to unspecified occlus...
          • I63.543 Cerebral infarction due to unspecified occlus...
          • I63.549 Cerebral infarction due to unspecified occlus...
        • I63.59 Cerebral infarction due to unspecified occlus...
      • I63.6 Cerebral infarction due to cerebral venous th...
      • I63.8 Other cerebral infarction
        • I63.81 Other cerebral infarction due to occlusion or...
        • I63.89 Other cerebral infarction
      • I63.9 Cerebral infarction, unspecified
    I63.-
    )
  • vascular dementia (
    ICD-10-CM Diagnosis Code F01
    • F01 Vascular dementia
      • F01.5 Vascular dementia
        • F01.50 Vascular dementia without behavioral disturba...
        • F01.51 Vascular dementia with behavioral disturbance...
    F01.-
    )
The following code(s) above I67.850 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to I67.850:
  • I00-I99
    2019 ICD-10-CM Range I00-I99

    Diseases of the circulatory system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    • systemic connective tissue disorders (M30-M36)
    • transient cerebral ischemic attacks and related syndromes (G45.-)
    Diseases of the circulatory system
  • I60-I69
    2019 ICD-10-CM Range I60-I69

    Cerebrovascular diseases

    Type 1 Excludes
    • traumatic intracranial hemorrhage (S06.-)
    Use Additional
    • code to identify presence of:
    • alcohol abuse and dependence (F10.-)
    • exposure to environmental tobacco smoke (Z77.22)
    • history of tobacco dependence (Z87.891)
    • hypertension (I10-I16)
    • occupational exposure to environmental tobacco smoke (Z57.31)
    • tobacco dependence (F17.-)
    • tobacco use (Z72.0)
    Cerebrovascular diseases
  • I67
    ICD-10-CM Diagnosis Code I67

    Other cerebrovascular diseases

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • sequelae of the listed conditions (I69.8)
    Other cerebrovascular diseases
ICD-10-CM I67.850 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0): Code History

Diagnosis Index entries containing back-references to I67.850:

ICD-10-CM Codes Adjacent To I67.850
I67.6 Nonpyogenic thrombosis of intracranial venous system
I67.7 Cerebral arteritis, not elsewhere classified
I67.8 Other specified cerebrovascular diseases
I67.81 Acute cerebrovascular insufficiency
I67.82 Cerebral ischemia
I67.83 Posterior reversible encephalopathy syndrome
I67.84 Cerebral vasospasm and vasoconstriction
I67.841 Reversible cerebrovascular vasoconstriction syndrome
I67.848 Other cerebrovascular vasospasm and vasoconstriction
I67.85 Hereditary cerebrovascular diseases
I67.850 Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy
I67.858 Other hereditary cerebrovascular disease
I67.89 Other cerebrovascular disease
I67.9 Cerebrovascular disease, unspecified
I68 Cerebrovascular disorders in diseases classified elsewhere
I68.0 Cerebral amyloid angiopathy
I68.2 Cerebral arteritis in other diseases classified elsewhere
I68.8 Other cerebrovascular disorders in diseases classified elsewhere
I69 Sequelae of cerebrovascular disease
I69.0 Sequelae of nontraumatic subarachnoid hemorrhage
I69.00 Unspecified sequelae of nontraumatic subarachnoid hemorrhage

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.