Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Large body habitus and underpenetrated technique limits evaluation . Allowing for this , there is no definite sign of pneumonia or CHF . No pleural effusion or pneumothorax is seen . Atherosclerotic calcifications are noted along the aortic knob . Heart size is likely within normal limits . The imaged osseous structures appear grossly intact .
    OUTPUT:
    
Limited , negative .