Figure 1 of Contestabile, Mol Vis 2014; 20:325-333.

Figure 1. Pedigree of an Italian family with choroideremia. Squares and circles indicate males and females, respectively, and the darkened symbols represent the affected members. The patient above the arrow is the proband. Under the symbol (square or circle) of each subject are two rows of information: individual identifier (I:1, I:2, etc.) and genotype for the CHM mutation.