Monarch Disease Ontology identifier MONDO_0002266 (malt worker's lung) is an extrinsic allergic alveolitis caused by infection with Aspergillus. Also known as: Aspergillus caused extrinsic allergic alveolitis, Aspergillus extrinsic allergic alveolitis, Malt workers' lung, Malt-workers' lung, malt worker lung, malt workers lung.