Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left single lead pacemaker projects over the left lower chest and the lead likely terminates in the right ventricle . Lung volumes are decreased , accentuating the cardiac silhouette which otherwise appears mildly enlarged . There is a left lower lobe opacity , which may reflect aspiration or pneumonia in the appropriate clinical setting . There is prominence of the right hilum . There is prominence of the pulmonary vasculature . No large pleural effusion identified , although limited examination of the left costophrenic angle .
    OUTPUT:
    
1 . Left lower lobe opacity which could reflect aspiration or pneumonia . Clinical correlation advised . 2 . Mild cardiomegaly with mild pulmonary vascular congestion . 3 . Prominent right hilum , concerning for lymphadenopathy . Anterior shallow obliques or a chest CT can be obtained for further evaluation if clinically warranted .