Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP view of the chest demonstrates low lung volumes , which accentuate bronchovascular markings . There is no focal consolidation . Mild vascular congestion is noted . Hilar and mediastinal silhouettes are unchanged . Heart is mildly enlarged , slightly increased since prior . No pneumothorax . Remote right clavicular fracture is noted .
    OUTPUT:
    
Mild cardiomegaly and pulmonary vascular congestion .