Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation is seen . There is slight blunting of the left costophrenic angle which could be due to a trace pleural effusion versus pleural thickening . No evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . There is a fracture of the left mid to distal clavicle which is minimally displaced . Left - sided upper thoracic fractures seen on cervical spine CT were better seen on that study .
    OUTPUT:
    
Slight blunting of the left costophrenic angle could be due a trace pleural effusion versus pleural thickening . Left - sided upper thoracic fractures seen on cervical spine CT were better seen on that study .