Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Heart size and cardiomediastinal contours are normal . 1 .9 cm right lower lung nodular opacity is best seen on the frontal view . No substantial interstitial abnormality . No focal lobar consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
1 .9 cm right lower lung nodular opacity is concerning for lung malignancy . Nonemergent dedicated chest CT is recommended for further evaluation .