Table 2 of Hazan, Mol Vis 2013; 19:196-202.
DIAGNOSTIC CRITERIA | FEATURES | STUDY PARTICIPANTS | |||||||
---|---|---|---|---|---|---|---|---|---|
II-3 | III-5 | III-7 | III-9 | IV-3 | IV-4 | IV-5 | IV-6 | ||
MAJOR
CRITERIA | Sensorineural hearing loss | - | + | - | + | - | - | + | + |
Iris pigmentary abnormality (heterochromia iridis, or segmentary heterochromia of the iris, or characteristic brilliant blue iris) | - | + | + | + | - | - | + | + | |
Hair hypopigmentation (white forelock, white hairs at other sites on the body) | - | - | - | - | - | - | - | - | |
Dystopia canthorum | + | + | + | + | + | + | + | + | |
First-degree relative previously diagnosed with Waardenburg syndrome | + | + | + | + | + | + | + | + | |
MINOR CRITERIA | Skin hypopigmentation | - | - | - | + | - | - | - | - |
Synophrys | + | + | + | + | - | + | - | - | |
Broad nasal root | - | - | - | - | + | - | + | + | |
Hypoplasia alae nasi | + | - | + | - | - | - | - | + | |
Premature graying of the hair (before the age of 30 years) | + | + | + | + | N/A | N/A | N/A | N/A |