Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Since prior , there has been interval resolution of the left lung opacities . The lungs are now grossly clear noting some persistent left basilar opacity laterally on the frontal view which could represent residual scarring . Cardiomediastinal silhouette is unchanged . Deformity of the lateral right clavicle may be due to interval fracture . , the timing of which is uncertain . Osseous structures are otherwise unchanged .
    OUTPUT:
    
No definite acute cardiopulmonary process . Small left basilar opacity seen on the frontal view could be due to atelectasis or scarring from prior infection . Probable , age indeterminant right lateral clavicular fracture which may be old . Clinical correlation suggested .