Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Hazy airspace opacity is noted within the right mid upper lung , seen predominantly on the AP view . The right lung base and left lung are clear . There is no pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
Focal airspace opacity within the right mid upper lung is seen predominantly on the AP views , and suspicious for pneumonia in the appropriate clinical setting .