Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographdemonstrates moderately well expanded lungs . The left lung is clear . Within the right upper lung at the sixth posterior rib level is a focal poorly defined opacity . No pleural effusion or pneumothorax . Heart size , mediastinal contour , and hila are unremarkable . Limited assessment of the upper abdomen is within normal limits .
    OUTPUT:
    
New focal opacity within right upper lung may represent summation of normal structures or a focal lung abnormality such as a lung nodule or early focus of the pneumonia . Recommend ___ degree shallow oblique view for further evaluation .