鼻石为一少见鼻疾,我科治疗两例误诊达10年之久者,现报道如下。例1,女,17岁。1990年1月1日以10余年来,右鼻臭、鼻塞,鼻涕多、间歇性鼻衄为主诉住院。曾在多家医院以“慢性鼻窦炎”治疗无效。体检时近患者0.5m处即可闻及鼻臭味。窥视右鼻腔,见下鼻甲苍白,肥大,在其后端与鼻中隔之间嵌一黑色异物,周围粘膜表面坏死、化脓。钳出异物,为一黑色椭圆形 Rhinolithiasis is a rare nasal disease, two cases of misdiagnosis in our department for 10 years, are reported below. Example 1, female, 17 years old. January 1, 1990 to more than 10 years, the right nasal odor, stuffy nose, nasal discharge, intermittent epistaxis mainly suing the hospital. In many hospitals to “chronic sinusitis” treatment ineffective. Nearly 0.5m at the time of physical examination can smell and nasal smell. Peep right nasal cavity, see the inferior turbinate pale, hypertrophy, in its rear end and nasal septum embedded between a black foreign body around the mucosal surface necrosis, purulent. Clamp the foreign body into a black oval