Presentation
Long history of low back pain.
Patient Data
The SI joints are fused. Erosive changes with surrounding sclerosis is observed at the pubic symphysis and anterior vertebral body corners scattered throughout the lumbar and visualized lower thoracic spine, most prominent at the anterosuperior corners of L5 and T12. No marginal syndesmophytes are present. Mild degenerative hypertrophy and sclerosis of the facets is appreciated bilaterally throughout the lower lumbar spine, with no evidence of fusion. Incidentally noted is a Schmorl node at the superior endplate of L4.
Case Discussion
This case shows typical features of ankylosing spondylitis, with shiny corners, romanus lesions, SI joint fusion and osteitis pubis.
Case courtesy of the late Deborah Forrester, MD