ICD-10-CM Codes
A00-B99
A50-A64
A52-
2023 ICD-10-CM Diagnosis Code A52.05

2023 ICD-10-CM Diagnosis Code A52.05

Other cerebrovascular syphilis

2016

2017

2018

2019

2020

2021

2022

2023

Billable/Specific Code

A52.05 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2023 edition of ICD-10-CM A52.05 became effective on October 1, 2022.
This is the American ICD-10-CM version of A52.05 - other international versions of ICD-10 A52.05 may differ.

Applicable To

Syphilitic cerebral aneurysm (ruptured) (non-ruptured)
Syphilitic cerebral thrombosis

The following code(s) above A52.05 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 A52.05:

A00-B99
2023 ICD-10-CM Range A00-B99
Certain infectious and parasitic diseases
Includes
- diseases generally recognized as communicable or transmissible
Type 1 Excludes
- certain localized infections - see body system-related chapters
Type 2 Excludes
- carrier or suspected carrier of infectious disease (Z22.-)
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
- infectious and parasitic diseases specific to the perinatal period (P35-P39)
- influenza and other acute respiratory infections (J00-J22)
Use Additional
- code to identify resistance to antimicrobial drugs (Z16.-)
Certain infectious and parasitic diseases
A50-A64
2023 ICD-10-CM Range A50-A64
Infections with a predominantly sexual mode of transmission
Type 1 Excludes
- human immunodeficiency virus [HIV] disease (B20)
- nonspecific and nongonococcal urethritis (N34.1)
- Reiter's disease (M02.3-)
Infections with a predominantly sexual mode of transmission

Approximate Synonyms

Rupture of syphilitic cerebral aneurysm
Syphilitic cerebral aneurysm, ruptured

ICD-10-CM A52.05 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):

314 Other circulatory system diagnoses with mcc
315 Other circulatory system diagnoses with cc
316 Other circulatory system diagnoses without cc/mcc

Convert A52.05 to ICD-9-CM

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change

Code annotations containing back-references to A52.05:

Type 1 Excludes: I68.8
, I60

ICD-10-CM Diagnosis Code I68.8
Other cerebrovascular disorders in diseases classified elsewhere
Code First
- underlying disease
Type 1 Excludes
- syphilitic cerebral aneurysm (A52.05)
ICD-10-CM Diagnosis Code I60
Nontraumatic subarachnoid hemorrhage
Type 1 Excludes
- syphilitic ruptured cerebral aneurysm (A52.05)
Type 2 Excludes
- sequelae of subarachnoid hemorrhage (I69.0-)

Diagnosis Index entries containing back-references to A52.05:

Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular) I72.9
ICD-10-CM Diagnosis Code I72.9
Aneurysm of unspecified site
- brain I67.1
  ICD-10-CM Diagnosis Code I67.1
  Cerebral aneurysm, nonruptured
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  Applicable To
  Cerebral aneurysm NOS
  Cerebral arteriovenous fistula, acquired
  Internal carotid artery aneurysm, intracranial portion
  Internal carotid artery aneurysm, NOS
  Type 1 Excludes
  congenital cerebral aneurysm, nonruptured (Q28.-)
  ruptured cerebral aneurysm (I60.7)
  - syphilitic A52.05 (hemorrhage)
- carotid artery (common) (external) I72.0
  ICD-10-CM Diagnosis Code I72.0
  Aneurysm of carotid artery
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  Applicable To
  Aneurysm of common carotid artery
  Aneurysm of external carotid artery
  Aneurysm of internal carotid artery, extracranial portion
  Type 1 Excludes
  aneurysm of internal carotid artery, intracranial portion (I67.1)
  aneurysm of internal carotid artery NOS (I67.1)
  - syphilitic A52.09
    ICD-10-CM Diagnosis Code A52.09
    Other cardiovascular syphilis
    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    - intracranial A52.05
- syphilitic (aorta) A52.01
  ICD-10-CM Diagnosis Code A52.01
  Syphilitic aneurysm of aorta
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  - central nervous system A52.05
- central nervous system, syphilitic A52.05
Angiopathia, angiopathy I99.9
ICD-10-CM Diagnosis Code I99.9
Unspecified disorder of circulatory system
- retinae syphilitica A52.05
Hemorrhage, hemorrhagic (concealed) R58
ICD-10-CM Diagnosis Code R58
Hemorrhage, not elsewhere classified
Applicable To
Hemorrhage NOS
Type 1 Excludes
hemorrhage included with underlying conditions, such as:
acute duodenal ulcer with hemorrhage (K26.0)
acute gastritis with bleeding (K29.01)
ulcerative enterocolitis with rectal bleeding (K51.01)
- brain (miliary) (nontraumatic) - see Hemorrhage, intracranial, intracerebral
  - due to
    - syphilis A52.05
Neurosyphilis (arrested) (early) (gumma) (late) (latent) (recurrent) (relapse) A52.3
ICD-10-CM Diagnosis Code A52.3
Neurosyphilis, unspecified
Applicable To
Gumma (syphilitic)
Syphilis (late)
Syphiloma
- aneurysm A52.05 (cerebral)
- hemorrhagic A52.05
- thrombosis A52.05 (cerebral)
- vascular A52.05 (cerebral)
Rupture, ruptured
- brain
  - aneurysm (congenital) - see also Hemorrhage, intracranial, subarachnoid
    - syphilitic A52.05
Syphilis, syphilitic (acquired) A53.9
ICD-10-CM Diagnosis Code A53.9
Syphilis, unspecified
Applicable To
Infection due to Treponema pallidum NOS
Syphilis (acquired) NOS
Type 1 Excludes
syphilis NOS under two years of age (A50.2)
- aneurysm (aorta) (ruptured) A52.01
  ICD-10-CM Diagnosis Code A52.01
  Syphilitic aneurysm of aorta
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  - central nervous system A52.05
- central nervous system (late) (recurrent) (relapse) (tertiary) A52.3
  ICD-10-CM Diagnosis Code A52.3
  Neurosyphilis, unspecified
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  Applicable To
  Gumma (syphilitic)
  Syphilis (late)
  Syphiloma
  - aneurysm A52.05
  - vascular A52.05
- cerebral A52.17
  ICD-10-CM Diagnosis Code A52.17
  General paresis
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  Applicable To
  Dementia paralytica
  - thrombosis A52.05
- vascular A52.00
  ICD-10-CM Diagnosis Code A52.00
  Cardiovascular syphilis, unspecified
  2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  - brain A52.05 (cerebral)
- cerebrovascular A52.05
Thrombosis, thrombotic (bland) (multiple) (progressive) (silent) (vessel) I82.90
ICD-10-CM Diagnosis Code I82.90
Acute embolism and thrombosis of unspecified vein
Applicable To
Embolism of vein NOS
Thrombosis (vein) NOS
- brain (artery) (stem) - see also Occlusion, artery, cerebral
  - due to syphilis A52.05

ICD-10-CM Codes Adjacent To A52.05

A51.49 Other secondary syphilitic conditions

A51.5 Early syphilis, latent

A51.9 Early syphilis, unspecified

A52 Late syphilis

A52.0 Cardiovascular and cerebrovascular syphilis

A52.00 Cardiovascular syphilis, unspecified

A52.01 Syphilitic aneurysm of aorta

A52.02 Syphilitic aortitis

A52.03 Syphilitic endocarditis

A52.04 Syphilitic cerebral arteritis

A52.05 Other cerebrovascular syphilis

A52.06 Other syphilitic heart involvement

A52.09 Other cardiovascular syphilis

A52.1 Symptomatic neurosyphilis

A52.10 …… unspecified

A52.11 Tabes dorsalis

A52.12 Other cerebrospinal syphilis

A52.13 Late syphilitic meningitis

A52.14 Late syphilitic encephalitis

A52.15 Late syphilitic neuropathy

A52.16 Charcôt's arthropathy (tabetic)

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

2023 ICD-10-CM Diagnosis Code A52.05

Other cerebrovascular syphilis

Certain infectious and parasitic diseases

Infections with a predominantly sexual mode of transmission

Other cerebrovascular disorders in diseases classified elsewhere

Nontraumatic subarachnoid hemorrhage

Aneurysm of unspecified site

Cerebral aneurysm, nonruptured

Aneurysm of carotid artery

Other cardiovascular syphilis

Syphilitic aneurysm of aorta

Unspecified disorder of circulatory system

Hemorrhage, not elsewhere classified

Neurosyphilis, unspecified

Syphilis, unspecified

Syphilitic aneurysm of aorta

Neurosyphilis, unspecified

General paresis

Cardiovascular syphilis, unspecified

Acute embolism and thrombosis of unspecified vein