juvenile idiopathic arthritis r Flashcards

1
Q

criteria for diagnosis of JIA

A

arthritis with no other cause
lasts 6+ weeks
patient is under 16

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2
Q

genetic risk factors for JIA

A

HLA

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3
Q

five subtypes of JIA

A
systemic 
polyarticular 
oligoarticular 
psoriatic 
enthesitis related
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4
Q

key symptoms of JIA

A
joint pain 
swelling 
stiffness 
fatigue 
irritability or refusal to walk in toddlers 
poor appetite 
limited ability to take part in PE
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5
Q

features of systemic JIA

A
fever 
salmon pink erythematosus rash 
lymphadenopathy 
spleno/hepatomegaly 
pleuritis 
pericarditis 
muscle pain 
weight loss
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6
Q

features of polyarticular JIA

A
5+ joints are inflamed 
usually affects joints of hands and feet as well as larger joints
symmetrical 
mild fever 
anaemia
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7
Q

features of oligoarticular JIA

A

also called pauciarticular JIA

usually only affects one large joint - hip
TMJ injury causes limited bite and micrognathia
anterior uveitis
girls <6

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8
Q

features of enthesitis related JIA

A
enthesitis 
spinal pain 
sacroiliac joint pain 
boys >6
uveitis
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9
Q

features of psoriatic JIA

A

associated with psoriasis
nail signs - pitting, oncholysis
dactylitis
enthesitis

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10
Q

differential diagnoses in a limping child

A
JIA
septic arthritis
osteomyelitis 
transient synovitis 
malignancy 
trauma
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11
Q

investigations in suspected JIA

A
bloods 
CRP
ESR
platelets 
serum ferritin 
antinuclear antibodies 
MRI 
X-ray
US
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12
Q

where should all children be referred to for a review

A

ophthalmology to assess for anterior uveitis

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13
Q

management of JIA

A

NSAIDs
steroids
DMARDs

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14
Q

first line DMARD

A

methotrexate

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15
Q

what should you use if there is no response to DMARDs

A

biologics
infliximab
adalimumab
etanercept

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16
Q

complications of JIA

A

poor growth
micrognathia
contractures
ocular complications

17
Q

presentation of JIA

A
dull itchy painful eye 
ciliary flush 
reduced acuity 
floaters
miosis 
photophobia 
headache
18
Q

examination for anterior uveitis

A

slit lamp examination

19
Q

management of anterior uveitis

A

topical steroids

systemic steroids if severe

20
Q

what can you use if the uveitis is not repsponding to steroids

A

DMARDs

biologics