Figure 1: Weight, length and head circumference percentiles of NF1 patients of both sexes aged 0-5 years. Weight for boys (A) and girls (B), height for boys (C) and girls (D) and head circumference for boys (E) and girls (F). Blue circle, familial cases; pink circle, index cases. The 3rd, 15th, 50th, 85th and 97th percentiles are represented with lines of different colors in the graphs.