Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and apical lordotic projection accentuate the cardiac silhouette pulmonary vascularity . Allowing for technique and body habitus , the lungs are clear without focal opacity , pulmonary edema , pleural effusion or pneumothorax . The aorta is unfolded . The heart size is top normal .
    OUTPUT:
    
No acute intrathoracic process . Consider repeat frontal chest radiograph using standard PA technique for more complete assessment of cardiovascular structures if clinical suspicion for cardiopulmonary process persists .