Table 1

Domains of the total ultrasound score

DomainDescriptionScore
EchogenicityNormal0
Hypoechoic1
ConsistencyNormal0
Mild heterogeneity1
Evident honeycombed2
Gross multifocal3
DefinitionNormal0
Moderately defined1
Ill-defined2
Glands involvedNone0
Parotids or submandibular glands1
All glands2
Hypoechoic foci sizeNone0
Small 2–5 mm1
Large 5–8 mm non-vascular2
Over 8 mm ± vascular3
Total0–11