NCIthesaurus disease has feature bronchopneumonia MESH:D001996 NCI:C26710 Chest infection - bronchopneumonia disease_ontology UMLS_CUI:C0006285 ICD10CM:J18.0 DOID:12375 SNOMEDCT_US_2025_09_01:155551009 ICD9CM:485 A pneumonia involving inflammation of lungs that begins in the terminal bronchioles, which become clogged with thick mucus that forms consolidated patches in adjacent lobules. It is caused by bacteria and viruses. bronchial pneumonia lobular pneumonia pneumonia