<prompt> Pulmonary function changes seen in Emphysema are AE:-TLCRVFEV1DVDP  <response>: Emphysema: Destruction of alveolar septa leads to increase in compliance C DVDP Emphysema increase airway resistance work of breathing difficulty in exhaling air due to compression of bronchioles leads to eventual increase RV increase TLC barrel chest. FEV1 and FVC reduced in emphysema. 