Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , new septal lines in the lower lungs , increased pulmonary vascular redistribution in the left upper lung and increasing size of superior vena cava and azygos vein are all consistent with worsening , mild , biventricular heart failure . Unchanged moderate cardiomegaly . Normal hilar structures . No pneumonia . No pneumothorax . No pleural effusion .
    OUTPUT:
    
Since ___ , worsening mild biventricular heart failure . No evidence of pneumonia .