Hobbies and Crafts What is an Annulogram? What is an Annulogram? Annulogram Imaging An Annulogram is a test that provides Dr. Bonnabesse with more detailed imaging than what is possible with an MRI. While an MRI can identify bulges and discs degeneration, it lacks the detail to identify tears in the disc. Related Posts:Do I need a referral for an MRI in Australia?Are open MRIs less accurate?Disc golf is a sport.Do MRI scans cause any harm?