Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left hemidiaphragm remains elevated from at least ___ . Patient is status post right upper lung surgery and the resulting " neo - fissure " is again visualized . There is no pleural effusion , pneumothorax or focal airspace consolidation . Heart is normal size . The mediastinal and hilar structures are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .