Juvenile Idiopathic Arthritis Flashcards
JIA is what type of disease
Autoimmune
Age of Onset of JIA
<16 years
Duration of Onset of JIA
> 6 Weeks
JIA Features
Joint Swell or 2 of following
- Painful or Limited Joint Motion
- Tender
- Warmth
The most common type of JIA
Pauciarticular JIA
Pauchiarticular JIA affects how many joints
4 or less
When does Pauchiarticular JIA peak
2-4 years old
Girls to Boys Pauchiarticular Type 1 JIA Ratio
8:1
Pauchiarticular Type 1 JIA presentation
limp not pain LL joints Knee most common \+ANA irregular iris due to posterior synchiae
Pauchiarticular Type 2 JIA Features
15% Age 8+ More common Girls Limp Lower Limb: Knee, Ankle
Pauchiarticular Type 2 JIA Those with HLA B27 and Back involvement will be categorised as
Juvenile Ankylosing Spondylitis
Pauchiarticular Type 3 JIA presentation
Assymetric LL and UL arthritis
Dactylitis
What is Polyarticular JIA
5 or More Joints
Second most common type of JIA
Presentation of Polyarticular JIA RF -VE
Low Grade Fever Malaise Hepatomegaly Mild Anaemia Growth Abnormality
Who does Polyarticular JIA RF +Ve affect?
Teens
Girls
Presentation of Polyarticular JIA RF +Ve
Low Grade Fever Malaise Weight Loss Anaemia Nodules Erosions in X-ray
Systemic Onset JIA is called
Still’s Disease
Systemic Onset JIA Symptoms appear/disappear within
2-5 Years
Systemic Onset JIA fever rises to
39.5 for 2 weeks
returns to normal in morning
Systemic Onset JIA rash
90%
evanescent salmon red eruption
on trunk and thighs
accompanies fever
what is koebener phenomenon related to
scratching in Systemic Onset JIA
Polyserositis related to which JIA
Systemic Onset JIA
Arthritis onsets within how long of Systemic Onset JIA
3-12 months after onset of fever
which part of spine can arthritis onset in Systemic onset JIA
cervical spine
