Alphabetic Index · main term
Periappendicitis (acute)
Periappendicitis (acute) 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 Appendicitis, which lists K37. Confirm the code in the Tabular List before you report it.
Where the Index sends you
see Appendicitis (pneumococcal) (retrocecal)
Unspecified appendicitis
First-level subterms 17
- with
- acute (catarrhal) (fulminating) (obstructive) (retrocecal) (suppurative)K35.80
- amebicA06.89
- chronic (recurrent)K36
- exacerbation see Appendicitis, with, gangrene
- gangrenous see Appendicitis, acute
- healed (obliterative)K36
- intervalK36
- neurogenicK36
- obstructiveK36