A52.19

Other symptomatic neurosyphilis

Billable FY2026 2025-10-01 → 2026-09-30

Exclusions 8 never code together

A50-A64block

Excludes1

nonspecific and nongonococcal urethritis (N34.1)N34.1
Reiter's disease (M02.3-)M02.3-

Excludes2

human immunodeficiency virus [HIV] disease (B20)B20

A00-B99chapter

Excludes1

certain localized infections - see body system-related chapters

Excludes2

carrier or suspected carrier of infectious disease (Z22.-)Z22.-
infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)O98.-
infectious and parasitic diseases specific to the perinatal period (P35-P39)P35-P39
influenza and other acute respiratory infections (J00-J22)J00-J22

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 3

A52.19code

Inclusion terms

Syphilitic parkinsonism

A00-B99chapter

Includes

diseases generally recognized as communicable or transmissible

Use additional code

code to identify resistance to antimicrobial drugs (Z16.-)Z16.-

Index entries leading here 14

Aphasia (amnestic) (global) (nominal) (semantic) (syntactic) R47.01
- syphilis, tertiary A52.19
Argyll Robertson phenomenon, pupil or syndrome (syphilitic) A52.19
Tabes, tabetic A52.10
- bladder A52.19
- with
  - cord bladder A52.19
  - crisis, viscera (any) A52.19
  - perforating ulcer (foot) A52.19
- latent A52.19
Cord — see also condition
- bladder G95.89
  - tabetic A52.19
Gumma (syphilitic) A52.79
- brain A52.19
- cauda equina A52.19
- meninges A52.19
- leptomeninges A52.19
- intracranial A52.19
- spinal cord A52.19
Syphilis, syphilitic (acquired) A53.9
- bulbar palsy A52.19
- central nervous system (late) (recurrent) (relapse) (tertiary) A52.3
  - specified nature or site NEC A52.19
- cord bladder A52.19
- hemianesthesia A52.19
- neurorecidive of retina A52.19
- neuroretinitis A52.19
- paresthesia A52.19
- Parkinson's disease or syndrome A52.19
Chorioretinitis — see also Inflammation, chorioretinal
- disseminated — see also Inflammation, chorioretinal, disseminated
  - in neurosyphilis A52.19
Parkinsonism (idiopathic) (primary) G20.C
- secondary G21.9
  - due to
    - syphilis A52.19
- syphilitic A52.19
Epilepsy, epileptic, epilepsia (attack) (cerebral) (convulsion) (fit) (seizure) G40.909
- due to syphilis A52.19
Granuloma L92.9
- spine
  - syphilitic (epidural) A52.19
Ulcer, ulcerated, ulcerating, ulceration, ulcerative
- lower limb (atrophic) (chronic) (neurogenic) (perforating) (pyogenic) (trophic) (tropical) L97.909
  - syphilitic A52.19
Meningoencephalocele — see also Encephalocele
- syphilitic A52.19
Meningomyelocele — see also Spina bifida
- syphilitic A52.19
Neurosyphilis (arrested) (early) (gumma) (late) (latent) (recurrent) (relapse) A52.3
- specified nature or site NEC A52.19
- parenchymatous (degenerative) A52.19
- with ataxia (cerebellar) (locomotor) (spastic) (spinal) A52.19

Alongside this code 8 same parent — A52.1

A52.10 Symptomatic neurosyphilis, 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 Charcot's arthropathy (tabetic) A52.17 General paresis

Additional references

AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable: yes
Code set: FY2026
Parent: A52.1
Block: A50-A64
Siblings: 8

Present FY2024–FY2027.