Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Redemonstrated is multi focal bilateral opacities seen within the mid and lower lobes , only slightly improved as compared to prior examination . There is no pleural effusion , pneumothorax , or pulmonary edema identified . The heart size is normal . Mediastinal contours are normal .
    OUTPUT:
    
Minimally improved bilateral multifocal pneumonia within the mid and lower lung fields . If the patient is immunocompromised , PCP pneumonia would have to be considered .