Figure 2From: Allergic manifestations and cutaneous histamine responses in patients with McCune Albright syndromeVertical dot plot depicting the sum of flare (Σ of flare) responses to histamine skin testing on the back in control participants and in patients with MAS. * A significantly higher histamine response is seen in MAS patients compared to controls (n = 11 per group; p = 0.004).Back to article page