508 Respiratory conditions due to other and unspecified external agents 
508.0 Acute pulmonary manifestations due to radiation convert 508.0 to ICD-10-CM 508.1 Chronic and other pulmonary manifestations due to radiation convert 508.1 to ICD-10-CM 508.2 Respiratory conditions due to smoke inhalation convert 508.2 to ICD-10-CM 508.8 Respiratory conditions due to other specified external agents convert 508.8 to ICD-10-CM
508.9 Respiratory conditions due to unspecified external agent convert 508.9 to ICD-10-CM