Alphabetic Index · main term
Treponema pallidum infection
Treponema pallidum infection is a main term in the FY2027 ICD-10-CM Alphabetic Index (Index to Diseases and Injuries). It is a cross-reference: the Index sends you to Syphilis, which lists A53.9. Confirm the code in the Tabular List before you report it.
Where the Index sends you
see Syphilis, syphilitic (acquired)
Syphilis, unspecified
First-level subterms 237
- abdomen (late)A52.79
- acoustic nerveA52.15
- adenopathy (secondary)A51.49
- adrenal (gland) (with cortical hypofunction)A52.79
- age under 2 years NOS see also Syphilis, congenital, early
- alopecia (secondary)A51.32
- anemia (late)A52.79[D63.8]
- aneurysm (aorta) (ruptured)A52.01
- anus (late)A52.74
- aorta (arch) (abdominal) (thoracic)A52.02