Fig. 2

Cutaneous neurofibroma volume by body region over 96 months. Box-and-whisker plot shows the distribution of cutaneous neurofibroma volumes from the 22 patients over 96 months in the back region (a), abdominal region (b), and the upper arm or thigh (c). The circles (o) above the boxplot maximum range are suspected outliers, the stars (*) further above are outliers, the red plus (+) is the mean