Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chest , portable . Limited examination due to underpenetration . Cardiomegaly and diffuse pulmonary edema is consistent with decompensated congestive heart failure . There is , however , a new more dense opacity in the left upper lobe as well as a probable new retrocardiac opacity which obscures the left hemidiaphragmatic contour . There is no pneumothorax . There is likely a left pleural effusion , although assessment is limited .
    OUTPUT:
    
Decompensated congestive heart failure with additional denser opacities in the left lung which are concerning for pneumonia .