[Possibility probe on glucocorticoid treating primary child epistaxis].

Objective: To probe the curative effect of glucocorticoid (GCD) on primary child epistaxis (PCE).

Method: (1) Make rabbit model with nasal allergic reaction and nasal septum mucosa erosion, by dropping nose with toluene diisocyanate then curettaging front-middle-part of nasal septum mucosa. Divide them into two groups dexamethasone group and antibiotics group.