The X-ray of the abdomen taken with the patient’s body in the supine position comprise a large proportion of the plain-film examinations conducting on abdomen. The abdominal X-ray of this kind is asked for frequently by the doctors, though it does not add a lot of significance in the diagnosis. However, it does carry a lot of weight, when the patient is suspected of bowel obstruction, as well as to assess the air-fluid levels in the distended bowel.