D'Espine sign is the presence of bronchial breath sounds with increased vocal resonance in the midline over the back below the level of T4 veebra. It is seen in case of mediastinal mass. Also know: Hammans sign - is seen in children with mediastinal emphysema. Ewas sign- is bronchial breathing and bronchophony over the left lower interscapular area. It is seen in patients with pericardial effusion which compresses on the left main bronchus resulting in collapse of the lung. Ref: Meharban Singh, Edition 3, Page 169.