Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are increased interstitial markings and cardiomegaly , consistent with mild - to - moderate pulmonary edema . There is a small left pleural effusion . There is no pneumothorax . A pacer is seen in adequate position .
    OUTPUT:
    
Mild moderate pulmonary edema with small left pleural effusion . Cardiomegaly .