Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Focal 6 mm calcified / sclerotic focus projecting over the left upper hemithorax , projecting over the medial left clavicle as well as the posterior medial left fifth rib , may represent a bone island at osseous or a calcified granuloma . No focal consolidation is seen . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .