Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Tracheostomy tube is in appropriate position . Moderate cardiomegaly is again seen . There is no evidence of pulmonary vascular congestion and pulmonary interstitial edema . There is no focal consolidation . There is no large pleural effusion or pneumothorax . A left mid lung opacity may represent a mass .
    OUTPUT:
    
Marked cardiomegaly and pulmonary interstitial edema . Left mid lung opacity may represent small mass . CT can be done for further assessment .