Reactive Arthritis

Question 1

What else it this known as?

Answer 1

Reiter’s syndrome

Question 2

What does it usually present after? - 2

Answer 2

1-4 wks after bacterial gastroenteritis/STI (chlamydia)

Question 3

Symptoms:

What is the triad of symptoms?

Where do they get joint pain?

What may they get in their mouths?

Answer 3

Conjunctivitis
Urethritis
Arthritis

Can’t see, can’t pee, can’t climb a tree

Low limbs
Lower back pain
Enthesitis

Mouth ulcers

Question 4

Signs:

They may have circinate balanitis. What is it?

Keratoderma blennorrhagica. What is it? Where does it happen?

Answer 4

Painless penile ulcers due to STIs

Brown plaques on soles and palms

Question 5

Investigations:

Bloods:

• What 2 tests should be requested
• What can be tested for specifically which can help support a diagnosis of AS?

How do you look for recent infection? - 3

What is seen on XR?

Answer 5

ESR/CRP

HLA B27

Swabs
Stool cultures
Serology

Enthesitis
Sacroiliitis

Question 6

Management:

Manage as always with stepwise pain control.

Treat cause!

How long does it take for most to resolve?

Answer 6

By 6 months