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 . Apparent linear lucency along the right heart border is felt to most likely be artifactual and is not substantiated on the lateral view .
    OUTPUT:
    
No acute cardiopulmonary process . Apparent linear lucency along the right heart border is felt to be artifactual .