Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest demonstrated hyperexpanded lungs . Increased pleural - based density at the right base posteriorly may represent a partially loculated hemorrhagic right - sided pleural effusion . Cardiomediastinal and hilar contours are unremarkable . No pneumothorax . Increased soft tissue density seen in the posterior soft tissues adjacent to the pleural based abnormality on the lateral view .
    OUTPUT:
    
Increased pleural - based density at the right base . This may represent a partially loculated hemothorax in the setting of recent trauma . Recommend CT of the chest for additional evaluation .