Ultrasonography and color Doppler in juvenile idiopathic arthritis: diagnosis and follow-up of ultrasound-guided steroid injection in the wrist region. A descriptive interventional study

Table 1 Clinical and laboratory assessment of 11 JIA patients with 15 symptomatic wrists*

Characteristic		Number (%)	Median	Range
Sex
	Male	1 (9%)
	Female	10 (91%)
Subgroups
	Oligoarthritis	5 (46%)
	RF-negative polyarthritis	2 (18%)
	Undifferentiated arthritis	2 (18%)
	Enthesitis related arthritis	1 (9%)
	Systemic	1 (9%)
Age at injection, years			12.5	2-16
Disease duration, years			4.8	0.8-13.5
Number of joints (n = 15) with
	Swelling	13 (87%)
	Pain	14 (93%)
	Limited range of motion	15 (100%)
	Active arthritis	15 (100%)
VAS wrist pain patient/parent, cm			4.0	0.2-6.0
VAS global assessment patient/parent, cm			0.5	0-3.7
VAS global assessment physician, cm			2.9	1.5-7.2
CRP level, mg/l			3	0-22
ESR, mm/h			15	4-48
HLA B27 positive, number of patients		2 (18%)
ANA positive, number of patients		4 (36%)
RF positive, number of patients		1 (9%)
Drug therapies
	MTX	5 (45%)
	MTX + Etanercept	1 (9%)
	MTX + Systemic corticosteroids	1 (9%)

* ANA = antinuclear antibodies; CRP = C-reactive protein; ESR = erythrocyte sedimentation rate; HLA = human leukocyte antigen; MCTD = Mixed connective tissue disease; MTX = Methotrexate; RF = rheumatoid factor; VAS = visual analogue scale

ISSN: 1546-0096