Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patchy right basilar opacity seen on the frontal view , not as well seen on the lateral view , is most likely due to overlap of vascular structures , however , early pneumonia is not excluded in the appropriate clinical setting . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
Patchy right basilar opacity seen on the frontal view , not as well seen on the lateral view , is most likely due to overlap of vascular structures , however , early pneumonia is not excluded in the appropriate clinical setting .