Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . The lungs are clear without focal consolidation , effusion , or pulmonary vascular congestion . Mild cardiomegaly is seen but likely accentuated due to AP technique . Lucency below the right hemidiaphragm compatible with free intraperitoneal air not unexpected in the setting of peritoneal dialysis . No acute osseous abnormality is identified .
    OUTPUT:
    
No acute cardiopulmonary process .