2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Respiratory System 460-519 > Other Diseases Of Upper Respiratory Tract 470-478 > Other Diseases Of Upper Respiratory Tract 478.* > 2006 ICD-9-CM Diagnosis 478.74 Stenosis of larynx View the most recent version of ICD-9-CM 478.74 Stricture or narrowing of the larynx. This condition may be developmental or acquired; with progressive respiratory difficulty as a symptom. 478.74 is a specific code that can be used to specify a diagnosis 478.74 contains 7 index entries View the ICD-9-CM Volume 1 478.* hierarchy  Index entries containing 478.74: Constriction larynx 478.74 congenital 748.3 Laryngostenosis 478.74 congenital 748.3 Narrowing larynx 478.74 Stenosis (cicatricial) - see also Stricture glottis 478.74 larynx 478.74 congenital 748.3 syphilitic 095.8 congenital 090.5 Stricture (see also Stenosis) 799.89 glottis 478.74 subglottic 478.74