Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Slight increase in right lower lobe opacity can be worsening pneumonia with small adjacent effusion . The left lung remains clear . Mild cardiomegaly with moderate to large hiatal hernia . No pulmonary edema or pleural effusions .
    OUTPUT:
    
Increasing right lower lobe pneumonia with moderate to large hiatal hernia . Suggest repeat chest radiograph in 4 weeks . If opacity persists a CT thorax should be considered .