Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . No displaced fracture or definite sternal injury is identified .
    OUTPUT:
    
No acute cardiopulmonary process . No definite findings of an acute sternal injury , however , please note that dedicated sternal radiographs or , better CT , is more sensitive for such .