Lecture 19 Seronegative Arthritis (Spondyloarthritis) Flashcards
What is seronegative arthritis (Spondyloarthritis)
Arthritis with negative rheumatoid factor
Is seronegative arthritis (Spondyloarthritis) asymmetric or symmetric
Asymmetric
What are extra-articular features of seronegative arthritis (Spondyloarthritis)
Uveltis, IBD
What are the different clinical presentation of seronegative arthritis (Spondyloarthritis)
• Ankylosing Spondylitis • Psoriatic arthritis • Bowel related arthritis (Crohn’s, UC) • Reactive arthritis Juvenile ankylosing spondylitis
What is ankylosing Spondylitis
Chronic inflammatory rheumatic disorder with a predilection for axial skeleton and entheses
Is ankylosing Spondylitis more common in females or males
Males
How do you assess spinal mobility in ankylosing Spondylitis
- Modified Schober
- Lateral Spinal Flexion
- Occiput to wall and Tragus to wall
- Cervical Rotation
Clinical features of ankylosing spondylitis
- Inflammatory back pain
- Limitation of movements in antero-posterior as well as lateral planes at lumbar spine
- Limitation of chest expansion
- Bilateral sacroiliitis on X-rays
What is the ASAS Classification Criteria for Axial Spondylitis
Patients with >3months back pain
Age onset <45 years
Sacroiliitis on imaging plus >1 SpA feature or HLA-B27 plus > the SpA features
Name SpA features
Inflammatory back pain Arthritis Enthesitis (heel) Uveitis Dactylitis Psoriasis Chron's/Colitis Good response to NSAIDs Family history for SpA HLA-B27 Elevated CRP
What are the management of ankylosing spondylitis
- Physiotherapy
- NSAIDs
- DMARDs- Sulfasalazine
- Anti-TNF
- Anti-IL-17
- Treatment of osteoporosis
- Surgery- joint replacements & spinal surgery
Name joints commonly affected by psoriatic arthritis
Neck Shoulder Elbows Base of spine Wrists All joints of knuckles, fingers and thumbs Knees Ankles All joints of toes
Name treatments of Psoriatic Arthritis
Sulfasalazine Methotrexate Leflunomide Cyclosporine Anti-NF therapy Anti-IL-17 and IL-23 Steroids Physiotherapy and OT
What is reactive arthritis
Sterile synovitis after distant infection
What organisms are linked to reactive arthritis
Salmonella, Shigella, Yersinia, Campylobacter, Chlamydia trachomatis or pneumoniae, Borrelia, Neisseria and streptococci