Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left upper and lower lobes are now completely collapsed . The mediastinum is shifted to the left and the left hemidiaphragm is elevated . No residual aerated left lung is present . Right lung volume is low . No focal right consolidation , effusion , or pneumothorax is present .
    OUTPUT:
    
Complete left upper and lower lobe collapse . Bronchoscopy is suggested . Findings were discovered at 12 :___ and communicated via telephone with Dr . ___ .