“…Other disorders capable of causing pulmonary hemorrhage, such as respiratory tract infections, airway neoplasms, bronchiectasis, coagulopathies, pulmonary venous hypertension, and pulmonary arteriovenous malformations, should be excluded before a diagnosis of IPH is made. IPH is associated with cow's milk allergy (Heiner syndrome) (Moissidis et al 2005), celiac disease (LaneHamilton syndrome) (Hendrickx et al 2011), and Down syndrome (Taytard et al 2013). Imaging findings can include airspace opacities, nodules, septal thickening, cysts, and honeycombing (Fig.…”