Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Low lung volumes limits the evaluation with bronchovascular crowding in atelectasis contributing to lower lung opacities . Previously noted hiatal hernia is not visualized . No large effusion or pneumothorax . There is no convincing evidence for pneumonia or edema . Of free air below the right hemidiaphragm . An implanted device projects over the left lower chest wall . Bony structures are intact .
    OUTPUT:
    
Limited by low lung volumes with basilar atelectasis and bronchovascular crowding . No overt abnormality .