Reactive Arthritis

Question 1

What is reactive arthritis?

Answer 1

Inflammatory arthritis that occurs after exposure to certain GI or GU infections

Question 2

How does reactive arthritis present?

Answer 2

1-4 weeks after infection, asymmetrical oligoarthritis, painful, swollen, warm, red, stiff joints, dactylitis

Question 3

What is the ‘classic triad’ in reactive arthritis?

Answer 3

Conjunctivitis, urethritis, arthritis. Can’t see, can’t pee, can’t climb a tree

Question 4

What blood tests will be raised?

Answer 4

ESR and CRP

Question 5

What would you see on an X-ray?

Answer 5

Sacroiliitis or enthesopathy

Question 6

What acute management is there?

Answer 6

Splint affected joints, NSAIDs, local steroid injections

Question 7

What should you consider if symptoms last >6 months?

Answer 7

Sulfasalazine or methotrexate

Question 8

What can cause reactive arthritis?

Answer 8

Chlamydia (C trachomatis), Campylobacter jejuni, Salmonella enteritis, Shigella

Question 9

What is the classic triad known as?

Answer 9

Reiter’s syndrome

Question 10

What is keratoderma blennorrhagium?

Answer 10

Rash on feet