... cell activation syndrome (MCAS) Diagnostic MCAS criteria Classification Mast cells (MC) are critical effector cells of local and systemic hypersensitivity reactions and other immediate or chronic inflammatory conditions [1-3]. MC display high-affinity immunoglobulin E (IgE)-binding sites...

... responsibility for any injury to persons or property resulting from any ideas, methods, instructions or products referred to in the content or advertisements. Adverse drug effects Allergic/immune reactions p-i drug reactions Pseudo-allergic drug reactions Classification Drug hypersensitivity...

...Philippe Jean Bousquet; Pascal Demoly; Philippe Devillier; Kamal Mesbah; Jean Bousquet Background: Allergic rhinitis (AR) impairs quality of life (QoL), sleep and work. The Allergic Rhinitis and its Impact on Asthma (ARIA) classification is widely used, but the impact of the different symptoms...

... classifications, respectively. Results: Forty-nine and 88 out of 307 reactions (in 122 patients) could not be classified on the basis of the two previously published classifications. We created a new classification which could include all patient reactions. Conclusions: Our new classification is more suitable...

... consensus classification for mastocytosis have recently been proposed [ 12 ]. During the past few years, it has been found that most if not all variants of SM represent clonal neoplastic disorders. In particular, recurring transforming point mutations of c-kit as well as consistent disease-related...

.... This study was supported by the Fonds zur Förderung der Wissenschaftlichen Forschung in Österreich, FWF, grant No. P-12517. References 1. Lennert K, Parwaresch MR: Mast cells and mast cell neoplasia: A review. Histopathology 1979;3:349–365. 2. Metcalfe DD: Classification and diagnosis...