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Table 1 Subjective grading of vascularity in tenosynovitis

From: Detection of vascularity in wrist tenosynovitis: power doppler ultrasound compared with contrast-enhanced grey-scale ultrasound

 

Synovial thickness (grey-scale US)

Extent of vascularity (PDUS, CEUS)

Peri- and intratendinous vessel detection (PDUS, CEUS)

Intensity of peri- to extratendinous vascularity (CEUS)

Grade 0

<2 mm

No vascularity

No vascularity

No vascularity

Grade 1

2 to 4 mm

Extent <50%a

Solely peritendinous

Peri- <extratendinous

Grade 2

>4 mm

Extent ≥50%a

Peri- and intratendinous

Peri ≥ extratendinous

  1. a50% of the peritendinous synovial proliferation in the axial scanning plane. CDUS, color Doppler ultrasound; PDUS, power Doppler ultrasound.