Which of the following statements about sclerosing mesenteritis is FALSE?
A. It is always associated with diffuse abdominal painThe etiology of sclerosing mesenteritis is unknown but its cardinal feature is increased tissue density within the mesentery. This can be associated with a discreet non-neoplastic mass or it can be more diffuse involving large swaths of thickened mesentery without well-defined borders. Many cases are discovered incidentally on CT scans performed for unrelated reasons. The process is self-limited and may demonstrate regression on follow-up imaging studies.