A52.73 Symptomatic late syphilis of other respiratory organs

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

MS-DRG index

Defines the logic of DRG(s) 867-869 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 095.8 Other specified forms of late symptomatic syphilis (approximate)

Code annotations containing back-references to A52.73

Back-references to A52.73

• Type 1 Excludes: J99 Respiratory disorders in diseases classified elsewhere ("late syphilis (A52.72, A52.73)")

Back-references to A52

• Type 2 Excludes: N34 Urethritis and urethral syndrome ("urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)")

Diagnosis Index entries for A52.73

• Deformity › nose (acquired) (cartilage) › syphilitic (congenital) › late
• Gumma (syphilitic) › larynx
• Gumma (syphilitic) › nasopharynx
• Gumma (syphilitic) › nose
• Gumma (syphilitic) › pharynx
• Gumma (syphilitic) › tonsil
• Gumma (syphilitic) › trachea
• Laryngitis (acute) (edematous) (fibrinous) (infective) (infiltrative) (malignant) (membranous) (phlegmonous) (pneumococcal) (pseudomembranous) (septic) (subglottic) (suppurative) (ulcerative) › syphilitic (late)
• Laryngotracheitis (acute) (Infectional) (infective) (viral) › syphilitic (late)
• Mediastinitis (acute) (chronic) › syphilitic
• Perforation, perforated (nontraumatic) (of) › nasal › septum › syphilitic
• Perichondritis › larynx › syphilitic
• Rhinitis (atrophic) (catarrhal) (chronic) (croupous) (fibrinous) (granulomatous) (hyperplastic) (hypertrophic) (membranous) (obstructive) (purulent) (suppurative) (ulcerative) › syphilitic
• Stenosis, stenotic (cicatricial) › larynx › syphilitic
• Stenosis, stenotic (cicatricial) › trachea › syphilitic
• Stricture › larynx › syphilitic
• Stricture › nasopharynx › syphilitic
• Stricture › nostril (anterior) (posterior) › syphilitic
• Stricture › trachea › syphilitic
• Syphilis, syphilitic (acquired) › epiglottis (late)
• Syphilis, syphilitic (acquired) › eustachian tube
• Syphilis, syphilitic (acquired) › larynx (late)
• Syphilis, syphilitic (acquired) › mediastinum (late)
• Syphilis, syphilitic (acquired) › nasal sinus (late)
• Syphilis, syphilitic (acquired) › nose (late)
• Syphilis, syphilitic (acquired) › perichondritis, larynx (late)
• Syphilis, syphilitic (acquired) › pharynx (late)
• Syphilis, syphilitic (acquired) › pleura (late)
• Syphilis, syphilitic (acquired) › respiratory tract (late)
• Syphilis, syphilitic (acquired) › sinus, sinusitis (late)
• Syphilis, syphilitic (acquired) › thorax
• Syphilis, syphilitic (acquired) › throat
• Syphilis, syphilitic (acquired) › tonsil (lingual) (late)
• Syphilis, syphilitic (acquired) › trachea (late)
• Tracheitis (catarrhal) (infantile) (membranous) (plastic) (septal) (suppurative) (viral) › syphilitic

Nearby codes

• A52.2 Asymptomatic neurosyphilis
• A52.3 Neurosyphilis, unspecified
• A52.7 Other symptomatic late syphilis
• A52.71 Late syphilitic oculopathy
• A52.72 Syphilis of lung and bronchus
• A52.73 Symptomatic late syphilis of other respiratory organs (this code)
• A52.74 Syphilis of liver and other viscera
• A52.75 Syphilis of kidney and ureter
• A52.76 Other genitourinary symptomatic late syphilis
• A52.77 Syphilis of bone and joint
• A52.78 Syphilis of other musculoskeletal tissue