Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated and the diaphragms are flattened , consistent with COPD . Diffuse prominence of interstitial markings is consistent with background parenchymal scarring . There is biapical pleural parenchymal scarring , right greater the left , with surface calcification . There is probable mild cardiomegaly . There is mild upper zone redistribution , but no overt CHF . No focal infiltrate or effusion identified . Severe compression fractures of ___ mid thoracic vertebral bodies , with associated kyphosis . Compared to CXR from 1 day earlier , no significant interval change is detected .
    OUTPUT:
    
1 . COPD . Mild cardiomegaly . 2 . No acute pulmonary process identified . 3 . Severe compression fractures in the thoracic spine suggesting background osteopenia .