<unk> " was originally a term used by pathologists to describe two patterns of airway disease, the other was<unk>  organizing pneumonia <unk> OP), now known as cryptogenic organizing pneumonia. The name cryptogenic<unk>  is used when a cause is unknown.<unk>  when it occurs following a lung transplant is known as<unk>  syndrome<unk> S).<unk> S is defined as a person who has had either a HSCT or lung transplant and develops symptoms or radiographic findings consistent with<unk> , but has not been confirmed by biopsy.
Bronchiolitis obliterans
Asthma
Diffuse panbronchiolitis
Emphysema
Mineral dust airway disease
Eosinophilic bronchitis
Plastic bronchitis
Pulmonary hyalinizing granuloma