B33.2 Viral carditisNon-billable header with 5 child codes.
B33.20 Viral carditis, unspecifiedB33.21 Viral endocarditisB33.22 Viral myocarditisB33.23 Viral pericarditisB33.24 Viral cardiomyopathyH67 Otitis media in diseases classified elsewhere ("viral disease NEC (B00-B34)")