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


  • human immunodeficiency virus [HIV] disease (B20)
  1. A52 Late syphilis

    1. A52.0 Cardiovascular and cerebrovascular syphilis

      1. A52.00 Cardiovascular syphilis, unspecified

      2. A52.01 Syphilitic aneurysm of aorta

      3. A52.02 Syphilitic aortitis

      4. A52.03 Syphilitic endocarditis

        Inclusion term(s):

        • Syphilitic aortic valve incompetence or stenosis
        • Syphilitic mitral valve stenosis
        • Syphilitic pulmonary valve regurgitation
      5. A52.04 Syphilitic cerebral arteritis

      6. A52.05 Other cerebrovascular syphilis

        Inclusion term(s):

        • Syphilitic cerebral aneurysm (ruptured) (non-ruptured)
        • Syphilitic cerebral thrombosis
      7. A52.06 Other syphilitic heart involvement

        Inclusion term(s):

        • Syphilitic coronary artery disease
        • Syphilitic myocarditis
        • Syphilitic pericarditis
      8. A52.09 Other cardiovascular syphilis

    2. A52.1 Symptomatic neurosyphilis

      1. A52.10 Symptomatic neurosyphilis, unspecified

      2. A52.11 Tabes dorsalis

        Inclusion term(s):

        • Locomotor ataxia (progressive)
        • Tabetic neurosyphilis
      3. A52.12 Other cerebrospinal syphilis

      4. A52.13 Late syphilitic meningitis

      5. A52.14 Late syphilitic encephalitis

      6. A52.15 Late syphilitic neuropathy

        Inclusion term(s):

        • Late syphilitic acoustic neuritis
        • Late syphilitic optic (nerve) atrophy
        • Late syphilitic polyneuropathy
        • Late syphilitic retrobulbar neuritis
      7. A52.16 Charcôt's arthropathy (tabetic)

      8. A52.17 General paresis

        Inclusion term(s):

        • Dementia paralytica
      9. A52.19 Other symptomatic neurosyphilis

        Inclusion term(s):

        • Syphilitic parkinsonism
    3. A52.2 Asymptomatic neurosyphilis

    4. A52.3 Neurosyphilis, unspecified

      Inclusion term(s):

      • Gumma (syphilitic)
      • Syphilis (late)
      • Syphiloma
    5. A52.7 Other symptomatic late syphilis

      1. A52.71 Late syphilitic oculopathy

        Inclusion term(s):

        • Late syphilitic chorioretinitis
        • Late syphilitic episcleritis
      2. A52.72 Syphilis of lung and bronchus

      3. A52.73 Symptomatic late syphilis of other respiratory organs

      4. A52.74 Syphilis of liver and other viscera

        Inclusion term(s):

        • Late syphilitic peritonitis
      5. A52.75 Syphilis of kidney and ureter

        Inclusion term(s):

        • Syphilitic glomerular disease
      6. A52.76 Other genitourinary symptomatic late syphilis

        Inclusion term(s):

        • Late syphilitic female pelvic inflammatory disease
      7. A52.77 Syphilis of bone and joint

      8. A52.78 Syphilis of other musculoskeletal tissue

        Inclusion term(s):

        • Late syphilitic bursitis
        • Syphilis [stage unspecified] of bursa
        • Syphilis [stage unspecified] of muscle
        • Syphilis [stage unspecified] of synovium
        • Syphilis [stage unspecified] of tendon
      9. A52.79 Other symptomatic late syphilis

        Inclusion term(s):

        • Late syphilitic leukoderma
        • Syphilis of adrenal gland
        • Syphilis of pituitary gland
        • Syphilis of thyroid gland
        • Syphilitic splenomegaly
    6. A52.8 Late syphilis, latent

      Inclusion term(s):

      • Syphilis (acquired) without clinical manifestations, with positive serological reaction and negative spinal fluid test, two years or more after infection
    7. A52.9 Late syphilis, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.