Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest provided . A left Port - A - Cath ends at the mid SVC . Lung volumes are low . Diffuse , ground - glass and reticular opacities predominantly in the left hemithorax , corresponding to ground - glass and reticular opacities from CT ___ No pleural effusion . A small , linear opacity projects of the right lung apex . Hilar and cardiomediastinal contours are normal .
    OUTPUT:
    
1 . A small , curvilinear opacity projects over the right lung apex . This likely represents an external structure , however a repeat radiograph after removal or repositioned of external structures is recommended to exclude a small right apical pneumothorax . 2 . Diffuse , ground - glass and reticular opacity , predominantly in the left hemithorax , corresponding to ground - glass and reticular opacities from CT ___ . These appear minimally improved in comparison to ___ . 3 . Left Port - A - Cath ends at the mid SVC .