Primack et al developed a classification for the conditions associated with diffuse pulmonary hemorrhage. The authors are from the University of British Columbia and Vancouver Hospital.
(1) immune function status (immune competent vs immunocompromised)
(2) immune-mediated lung injury and/or vasculitis
Immune Mediated Lung Injury
antiglomerular basement membrane disease (Goodpasture's)
other collagen vascular diseases with vasculitis
idiopathic pulmonary hemosiderosis
DIC, TTP, other coagulopathy
drug reaction, immune-mediated
drug reaction or toxin
angiosarcoma or other tumor
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