PD34 ‐ Childhood mastocytosis: serum baseline total tryptase levels and extent of cutaneous disease as predictors of mast cell mediator release symptoms. (28th February 2014) - Chatzipetrou, Alexia; Koulias, Christoforos; Zeliou, Christina Georgia; Potika, Myrto; Chliva, Katerina; Makris, Michael