 Sodium is 107, with 68 chloride and potassium of 2.8.,X-ray of the chest shows the possibility of free air; therefore, a CT scan was obtained because of the patient's physical examination, which shows no evidence of intra-abdominal pathology. 
Sodium is 107 , with 68 chloride and potassium of 2.8.,X - ray of the chest shows the possibility of free air ; therefore , a CT scan was obtained because of the patient 's physical examination , which shows no evidence of intra - abdominal pathology .