ICD-9-CM Volume 2 Index entries containing back-references to
506.2:
- Inflammation, inflamed, inflammatory (with exudation)
- respiratory, upper (see also Infection, respiratory, upper) 465.9
- chronic, due to external agent - see Condition, respiratory, chronic, due to, external agent
- due to
- fumes or vapors (chemical) (inhalation) 506.2
- radiation 508.1