Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A frontal upright view of the chest was obtained portably . There is no focal consolidation , pleural effusion or pneumothorax . Heart size is normal . Mediastinal silhouette and hilar contours are normal allowing for patient position and technique . No displaced rib fracture is identified , although CT is more sensitive for the detection of intrathoracic injury .
    OUTPUT:
    
No pneumonia , edema , or effusion . No displaced rib fracture .