Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Multiple consolidations are present , new since prior examination , in the right upper lobe , lingula , and possibly right middle lobe concerning for pneumonia . There is no evidence of pulmonary edema , effusion , or pneumothorax . Left shoulder arthroplasty is partially visualized .
    OUTPUT:
    
Multifocal pneumonia . Follow - up radiograph 6 weeks after treatment is recommended to ensure resolution .