鼻用喷雾剂是治疗鼻腔疾病的一种常用方式,临床上观察到有些针对性较强的药物,却未能取得理想的效果,除了与患者使用方法不当有关外,还与鼻腔结构的特殊性和差异性致药物喷入后不能很好地分布于病变部位有关。为了解鼻用喷雾剂在鼻腔的药物分布情况,我们采用眼底荧光造影剂—— Nasal spray is a common way of treating nasal diseases. Some clinically observed some highly targeted drugs, but failed to achieve the desired effect, in addition to improper use of patients with the relevant, but also with the particularity of nasal structure And the difference caused by the injection of drugs can not be well distributed in the lesion. In order to understand nasal spray drug distribution in the nasal cavity, we use fundus fluorescein contrast agent -