Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Previously noted PICC line has been removed . Streaky retrocardiac opacity is more conspicuous on the frontal view and may reflect pneumonia . Otherwise the lungs are clear . No pleural effusion or pneumothorax . No signs of congestion or edema . The cardiomediastinal silhouette is stable with mild cardiac enlargement . Mild chronic appearing compression deformity is noted at the thoracolumbar junction . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Streaky retrocardiac opacity , more conspicuous on the frontal view , could reflect pneumonia in the correct clinical setting .