Other names and synonyms X31. Description There is no detailed description, see related Similar diseases 10% Compare B27.9 Infectious mononucleosis, unspecified 10% Compare B27.8 Other infectious mononucleosis 10% Compare R56.0 Febrile convulsions 42a96bb5c8a2acfb07fc866444b97bf1✘Available only when using PRO account Content moderator: Vasin A. S.