JIA Flashcards

1
Q

Firstly how would you expect the affected joint to appear in JIA?

A

Swollen
Painful
Morning Stiffness
Limited ROM (by both fluid & pain)
Held in most comfortable position

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2
Q

What kind of systemic symptoms could you get with JIA?

A

Rash
Fever
Fatigue
Poor Appetite
Wt loss
Lymphadenopathy
Uveitis

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3
Q

In General how is JIA treated?

A

Step wise:
1) IA steroids
2) DMARDs e.g. MTX (needs blood monitoring)
3) Biologics e.g. Anti-TNF

Regular ophthalmology screening for Uveitis

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4
Q

If a JIA child has Uveitis how do we treat to prevent cataracts, glaucoma and blindness?

A

Topical Steroid
Systemic Steroid
DMARDs
Biologics

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5
Q

What tests can you do if you suspect JIA?

A

ANA
RF
FBC
Inflammatory Markers (TNF, IL-1 & 2)

Sometimes X-ray, US or MRI with contrast

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6
Q

There are 3 main types of JIA:

A

Pauciarticular (<5 joints) — Most common
Polyarticular (5+ joints)
Systemic Onset (Still’s Disease)

Also can get Enthesitis related JIA & Psoriatic JIA

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7
Q

How would you expect Pauciarticular JIA to present?

A

4- joints
Large joints

Early (<5yrs) = ANA +ve, high rate of uveitis & in knees/ankles/hands/wrists/feet

Late (>8yrs) = ANA -ve, no extra-articular stuff & hip involvement

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8
Q

How would you expect to see polyarticular JIA?

A

5+ joints
Again few systemic signs
Mostly Large joints
Ass with TMJ injury –> limited bite & micrognathia

Early (<5) are mostly RF -ve
Late >8 are mostly RF +Ve

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9
Q

What characterises Still’s Disease?

A

Systemically Unwell
Fever (spikes daily & starts well before joint symptoms)
Salmon Erythematous Rash
Generalised Lymphadenopathy
Serositis (Pleurisy, pericarditis etc)
Hepatosplenomegaly

Arthritis!

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