Clinical syndromes associated with bronchiolitis

Inhalation injury	Associated diseases
Toxic fume inhalation (eg, silo fillers, welders, mustard gas) Mineral dusts Irritant gases (eg, chlorine, ammonia, paraquat) Volatile flavoring agents (popcorn factory) Electronic cigarettes ("vaping" or "dabbing") Free-base cocaine	Organ transplantation Bone marrow Heart-lung Lung Rheumatic disease Rheumatoid arthritis Sjögren syndrome Systemic lupus erythematosus Polymyositis/dermatomyositis Rare associations Acute respiratory distress syndrome (ARDS) Ataxia telangiectasia Lysinuric protein intolerance Malignant histiocytosis Paraneoplastic pemphigus Primary biliary cholangitis Ulcerative colitis Vasculitis, especially granulomatosis with polyangiitis
Postinfectious
Viruses Respiratory syncytial virus Adenovirus or rhinovirus Influenza or parainfluenza Measles or mumps Varicella zoster Cytomegalovirus Human immunodeficiency virus (HIV) Other infectious agents Bordetella pertussis Mycoplasma pneumoniae Nocardia
Drug-induced reactions	Idiopathic
Busulfan Gold Nimesulide Penicillamine Rituximab Sauropus androgynus leaf (papaverine) Sulfasalazine Sulfamethoxypyridazine	Cryptogenic bronchiolitis obliterans

References:

Galateau F. [Pulmonary lesions in Wegener's disease. Report of the French Anatomo-clinical Research Group. Study of 40 pulmonary biopsies]. Rev Mal Respir 1992; 9:431.
Chatté G, Streichenberger N, Boillot O. Lymphocytic bronchitis/bronchiolitis in a patient with primary biliary cirrhosis. Eur Respir J 1995; 8:176.

Graphic 70650 Version 8.0