Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Increased opacification of the anterior subsegment of the right upper lobe is compatible with a right upper lobe pneumonia . The perihilar position and involvement across the horizontal fissure raises concern for a postobstructive process , and repeat radiographs in ___ weeks following treatment for pneumonia are recommended . The left chest wall single chamber pacemaker lead projects over the right ventricle . There is no pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
Right right upper lobe pneumonia . Repeat radiographs are recommended ___ weeks following treatment for pneumonia .