Figure 2. Photographs of irises from
normal control, patients, and carriers. Both of eyes′ irises are
presented. A is a normal person whose irises exhibited normal
pigmentation. B shows the irises of proband (III:3) in family
2. He is the only one patient who had obvious iris hypopigmentation.
Obvious hypopigmentation is observed in both of eyes in picture B.
C is the proband (IV:1) of family 4, showing slightly
hypopigmentation in peripheral of the both eyes. D is carrier
(III:3) in family 4. Her iris hypopigmentation is also very mild in
both of eyes.