Objective:To explore the unoperative method, DSA features and possible complication of nasal and oralhemorrhage.
目的:探讨鼻腔、口腔严重出血的非手术治疗方法,DSA表现及并发症。
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Conclusions The Primacaine can be widely used in the oral cavity diagnosis with little noxious effect, good efficaciousness, strong osmosis, little hemorrhage and excellent pain-easing effect.