Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the immediate prior study low lung volumes and a more lordotic technique cause bronchovascular crowding and apparent increased cardiomegaly . These changes are felt to be technical . There is no focal consolidation , pleural effusion , pneumothorax , or frank pulmonary edema . The left costophrenic angle is excluded from the field of view .
    OUTPUT:
    
Allowing for differences in lung volumes and patient positioning , no acute cardiopulmonary process .