Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An opacity is seen projecting over the lateral right upper hemithorax which may be external to the patient . No focal consolidation is seen elsewhere . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are unremarkable . No evidence of free air is seen beneath the diaphragms .
    OUTPUT:
    
Opacity projecting over the lateral right upper hemithorax , may be external to the patient , no priors for comparison . Recommend correlation for external artifact at this location . Can be confirmed with repeat with removal of any external artifact or oblique views . No focal consolidation seen elsewhere .