Diffuse alveolar-septal amyloidosis, also known as diffuse parenchymal amyloidosis, is characterized by the presence of amyloid deposits in the alveolar septa and vessel walls. [PMID:28134587]. The disease is diffuse alveolar-septal amyloidosis (EFO_1001885, an Experimental Factor Ontology term). Also known as: diffuse parenchymal amyloidosis.