1. Imaging in Ankylosing Spondylitis
Dr Tazeen Ahmed
Consultant Rheumatologist
Croydon Health Services

2. Imaging Modalities in Ankylosing SpondylitisXR
MRI CT
Nuclear medicine e.g PET, or bone scan

3. The classic X- ray appearances
40 year old man – initial presentation

4. The classic X- ray appearances
40 year old man – initial presentation

5. MRI
40 year old man – deciding on biologics

6. MRI
38 year old female

7. X-ray
28 year old man

8. MRI
28 year old man

9. Inflammatory corner lesions ( ROMANUS lesions

10. Inflammatory corner lesions ( ROMANUS lesions- classic image (AS)

11. Sacroiliitis on CT
sclerosis

12. ANKYLOSING SPONDYLITIS IMAGING
X-ray is no longer first line
MRI sacro-iliac joints and MRI spine
CT will show detailed bony changes but burden of disease
NSAIDs are thought to suppress signal so please avoid for several days before scan