Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates title lung volumes , which results in bronchovascular crowding . Increased interstitial markings and haziness of the hila is concerning for moderate interstitial pulmonary edema . There is a probable small left pleural effusion . The heart remains enlarged . No pneumothorax .
    OUTPUT:
    
1 . Moderate interstitial pulmonary edema and probable small left pleural effusion . 2 . Pneumonia can not be excluded . Recommend close interval follow - up .