Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright portable view of the chest was obtained . Left costophrenic angle is underpenetrated , likely due to overlying soft tissue . Lung volumes are relatively low . No focal consolidation , large pleural effusion , or evidence of pneumothorax is seen . The cardiac and mediastinal silhouettes are stable . Minimal pulmonary vascular congestion may be present , although may relate to technique .
    OUTPUT:
    
No focal consolidation to suggest pneumonia , possible very minimal vascular congestion .