Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were provided . As better assessed on the dedicated left shoulder radiograph , there is an acute fracture involving the neck of the left humerus . No definite displaced left rib fractures are seen . Leftward rotation does limit the evaluation through the chest , though there is no large consolidation , effusion or pneumothorax identified within the chest . Cardiomediastinal silhouette appears grossly stable . No large pneumothorax or effusion .
    OUTPUT:
    
Left humeral neck fracture . Otherwise , no acute injury seen .