Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . A nasogastric tube follows the expected course although the tip is not visualized . A right PICC ends in the mid SVC . The lungs are well expanded and clear without focal consolidation . A left pleural effusion is tiny , if any . Heart size is normal . Mediastinal silhouette and hilar contours are normal .
    OUTPUT:
    
No pneumonia or edema . Possible tiny left pleural effusion .