Paediatric Rheumatology

Question 1

What are the types of Juvenile Idiopathic arthritis

Answer 1

Oligoarticular - Persistent and extended
Polyarticular - RhF negative and Positive
Enthesitis - related arthritis
Psoriatic arthritis
Systemic arthritis

Question 2

What do we mean by Juvenile Idiopathic arthritis?

Answer 2

Juvenile: Onset before 16th birthday.

Idiopathic: No identified underlying cause.

Arthritis: Persistent joint swelling (or painful restriction of movement) lasting at least 6 weeks.

Question 3

How do we make a diagnosis of Juvenile Idiopathic arthritis?

Answer 3

No pathognomonic features in JIA
So X-rays and blood tests needed

Question 4

S + S of JIA

Answer 4

1. Swelling - persistent
2. Joint stiffness (morning)
3. Loss of range of movement
4. Pain
5. Joint deformity
6. Warmth
7. Colour change

Question 5

What do we mean by oligoarticular?

Answer 5

Less than 4 joints

Question 6

Which joints are affected the most by JIA?

Answer 6

Knee - 56%
Ankle - 20%
Wrist - 4%
Elbow - 2%
Small joints -10% hands
Small joints -6% feet