Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are normal . Heterogeneous opacities in the right middle lobe , are consistent with pneumonia . Dense curvilinear opacity overlying the left mid lung ( since the prior study ) likely a calcified granuloma or a small AVM is unchanged . Moderate - sized bilateral pleural effusions , left greater than right with left basal atelectasis is similar to prior CT .
    OUTPUT:
    
1 . Right middle lobe pneumonia . 2 . Bilateral moderate pleural effusions with compressive left basal atelectasis .