ICD-9-CM Volume 2 Index entries containing back-references to 
529.0:
- Abscess (acute) (chronic) (infectional) (lymphangitic) (metastatic) (multiple) (pyogenic) (septic) (with lymphangitis) (see also Cellulitis) 682.9  lingual 529.0 lingual 529.0
  tongue (staphylococcal) 529.0 tongue (staphylococcal) 529.0
 
- Aphthae, aphthous - see also condition cachectic 529.0 cachectic 529.0
 
- Disease, diseased - see also Syndrome Fede's 529.0 Fede's 529.0
  Riga (-Fede) (cachectic aphthae) 529.0 Riga (-Fede) (cachectic aphthae) 529.0
 
- Fede's disease 529.0
- Gangrene, gangrenous (anemia) (artery) (cellulitis) (dermatitis) (dry) (infective) (moist) (pemphigus) (septic) (skin) (stasis) (ulcer) 785.4  glossitis 529.0 glossitis 529.0
 
- Gingivoglossitis 529.0
- Glossitis 529.0 gangrenous 529.0 gangrenous 529.0
 
- Infection, infected, infective (opportunistic) 136.9  tongue NEC 529.0 tongue NEC 529.0
 
- Inflammation, inflamed, inflammatory (with exudation) tongue 529.0 tongue 529.0
 
- Papillitis 377.31  tongue 529.0 tongue 529.0
 
- Riga's disease (cachectic aphthae) 529.0
- Riga-Fede disease (cachectic aphthae) 529.0
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative 707.9  tongue (traumatic) 529.0 tongue (traumatic) 529.0