3.Objective:To investigate on the clinical significance of the skin prick test(SPT) and the autologous serum skintest(ASST)in patients with chronic urticaria.
9.9(12. 8 %) out of 70 hay fever patients occured systemic reaction during allergen skintest. Its serum total IgE level and E. C positive rate in nasal secretion were higher than no reaction patients.