2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Respiratory System 460-519 > Acute Respiratory Infections 460-466 > Acute Laryngitis And Tracheitis 464.* > 2006 ICD-9-CM Diagnosis 464.11 Acute tracheitis with obstruction View the most recent version of ICD-9-CM 464.11 464.11 is a specific code that can be used to specify a diagnosis 464.11 contains 4 index entries View the ICD-9-CM Volume 1 464.* hierarchy  Index entries containing 464.11: Catarrh, catarrhal (inflammation) (see also condition) 460 tracheitis 464.10 with obstruction 464.11 Congestion, congestive (chronic) (passive) trachea 464.11 Tracheitis (acute) (catarrhal) (infantile) (membranous) (plastic) (pneumococcal) (septic) (suppurative) (viral) 464.10 with obstruction 464.11 edematous 464.11