Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright portable chest radiograph obtained . There is confluent opacity in the right upper lobe concerning for pneumonia . Less confluent opacity is also noted in the right lower lung , also representing pneumonia . The left lung appears mostly clear . The heart size is difficult to assess , but appears top normal . Patient is slightly rotated to the left , which limits the evaluation . Bony structures are intact .
    OUTPUT:
    
Multifocal pneumonia in the right lung . Limited exam due to portable AP technique .