Virtual endoscopy progressively enters the real world The development of virtual reality is one of the most striking features of our Western societies. Beside chil dren games and movies, its scope has expanded to medical imaging through 3D CT scan surface or volume re constructions. Whatever the site clinicians are able to perform real endoscopy (RE), radiologists can now also provide virtual endoscopy (VE) images. VE enters our medical practice. The next question is to weigh the pros and cons. VE has the unique advantage to offer high-quality images obtained through a noninvasive and...