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Table 3 Pathological findings detected by MRI and US in areas examined 1 in 11 clinically affected joints

From: Comparison of ultrasonography with Doppler and MRI for assessment of disease activity in juvenile idiopathic arthritis: a pilot study

  

Pathological findings

Joint

Areas examined

Synovial hypertrophy

Synovial contrast enhancement/hyperemia

Effusion

Erosion

  

n

MRI

US

MRI

US

MRI

US

MRI

US

Ankle

talo-crural

2

2

2

2

2

2

1

0

1

n = 2

talo-navicular

2

1

1

1

1

1

0

0

0

 

post. subtalar

2

2

1

2

1

1

1

0

0

 

tendon sheaths

2

1

0

1

0

0

0

n/a

n/a

Knee

anterior

3

3

2

2

2

3

2

0

0

n = 3

lateral

3

3

2

3

2

2

1

0

0

 

medial

3

3

3

3

2

2

3

0

0

 

Baker’s cyst

3

3

1

3

0

1

1

n/a

n/a

Wrist

radio-carpal

6

6

6

6

6

1

0

3

1

n = 6

midcarpal

6

6

3

6

3

0

0

2

0

 

dist. radio-ulnar2

6

5

-

5

-

2

-

0

-

 

tendon sheaths

6

1

1

1

0

0

1

n/a

n/a

Number of pathological findings

 

Tot. 441

36

22

35

19

15

10

5

2

  1. 144 areas examined by MRI, 38 areas examined by US.
  2. 2Distal radio-ulnar joint examined by MRI only, not by US.
  3. n/a = non applicable.
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Pediatric Rheumatology

ISSN: 1546-0096