Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral view of the chest demonstrates heterogeneous opacity in the right middle lobe obscuring right cardiac border . There is no pleural effusion , pneumothorax or pulmonary edema . Hilar and mediastinal silhouettes are unremarkable . Heart size is normal . Port - A - Cath tip projects over mid SVC .
    OUTPUT:
    
Right middle lobe opacity , most likely pneumonia . Findings discussed with Dr . ___ at 4 : 30 pm ___ by phone .