Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The multiple ground glass opacity seen on the prior chest CT are difficult to fully evaluated on this chest radiograph . The lungs are essentially clear with the exception of a possible nodule projecting over the left midlung on the frontal view but not clearly appreciated on the lateral view , possibly superimposed vascular structures . No pleural effusion , edema , focal consolidation , or pneumothorax . The heart is top - normal in size . Mediastinum is not widened . Aortic knob calcifications are mild . Dextroconvex scoliosis of the lower thoracic spine is mild . No acute osseous abnormality .
    OUTPUT:
    
No radiographic evidence of pneumonia . Ground - glass opacities on the prior chest CT from ___ are not appreciated by radiograph .