Anatomical variation of the sacroiliac joints: an MRI study with synthetic CT images.
Elke VereeckeLieve MorbéeFrederiek LalooMin ChenJacob L JaremkoNele HerregodsLennart JansPublished in: Insights into imaging (2023)
Over 80% of patients in this study, who were all suspected of sacroiliitis, had at least one SIJ variant. These variants may actually represent subtypes of the normal SIJ. sCT enables detection of very small or subtle findings including SIJ variants.