Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest demonstrates a normal cardiomediastinal silhouette . The central pulmonary vasculature is somewhat indistinct . No definite pleural effusion or pneumothorax is identified . The aortic arch is calcified .
    OUTPUT:
    
Possible non cardiogenic edema in the appropriate clinical context . No focal consolidation identified .