Figure 1 of Weisschuh, Mol Vis 2012; 18:751-757.

Figure 1. Pedigree of family. The family history revealed four affected members in two generations. Squares and circles symbolize males and females, respectively. Clear and blackened symbols denote unaffected and affected individuals. Patients I:1, I:2, I:3, and II:1 were clinically analyzed; blood samples for genetic analysis were available for patients I:1 and II:1.