“…Furthermore, there is a need for markers of CS allergy, as it is impractical to test all patients with a complete CS series (6, 10, 11,33,41). Hypersensitivity has mainly been reported with CS applied to the skin (2, 5, 14,16,17,19,29,30,32,37,38), but reactions may also occur on mucosal surfaces (13, 15, 20-23, 26, 27, 31, 36), and after systemic administration (2, 6, 10, 11, 24, 28, 33, 34, 4 1).…”