Idiopathic pleuroparenchymal fibroelastosis (iPPFE) is a rare form of idiopathic interstitial pneumonia. We report a case of a patient with iPPFE in whom postural changes improved diaphragmatic excursion (DE) and exercise tolerance. Chest radiography showed a greater elevation of the diaphragm at maximum expiration in the supine position than the standing position. https://www.bekindtopets.com/limited-value-Rx-KBroVet-CA1-potassium-bromide-Chewable-Tablets-for-Dogs-500mg-60-ct-save-more/