Alphabetic Index · main term
Mononucleosis, infectious
At the main termB27.90
Mononucleosis, infectious is a main term in the FY2027 ICD-10-CM Alphabetic Index (Index to Diseases and Injuries). The Index lists B27.90 for the term on its own. It has 24 subterms and 20 code entries. First-level subterms include with, cytomegaloviral, Epstein-Barr, gammaherpesviral, specified NEC. Confirm any code you find here in the Tabular List before you report it.