嗅觉减退

术前90例嗅觉减退或丧失的患者中，术后19例恢复，34例改善，37例无变化，治愈好转率58.9%（53/90）。

Among 90 cases with hyposmia or anosmia before operation , 19 cases were cure postoperatively , 34 cases were improved and 37 cases were not effective . The total effective rate was 58.9 % .

72例获随访，随访时间6个月至2年，鼻腔干燥3例，未发现鼻中隔穿孔、萎缩性鼻炎、嗅觉减退、鼻中隔粘连等并发症。

In the postoperative follow-up of 72 patients from 6 months to 2 years , three patients displayed nasal dryness . There were on complications as septal perforation , atrophy rhinitis , hyposmia or septal conglutination .

结论：在没有明显的认知障碍的老年人群中，嗅觉减退预测着随后的MCI的发展。

Conclusion Among older persons without manifest cognitive impairment , difficulty in identifying odors predicts subsequent development of MCI .

嗅觉减退也是和整体的认知水平低于基线以下和事件记忆、语义记忆及知觉速度的下降有关。

Impaired odor identification was also associated with a lower level of global cognition at baseline and with more rapid decline in episodic memory , semantic memory , and perceptual speed .

结论：成年小鼠嗅球的细胞增殖与神经发生随着年龄的增长而减慢，这可能是嗅觉减退的结构基础之一。

Conclu-sion : Cell proliferation and neurogenesis in the olfactory bulb decrease with the age increase of the adult mice , which may be related to the decrease of odor discrimination in the aged .

过敏性鼻炎西医诊断标准：①阵发性鼻痒、连续喷嚏、鼻塞、鼻涕清稀量多为主要症状，伴有嗅觉减退、眼痒、咽喉痒等症状。

Western medicine diagnosis criteria : ① paroxysm rhinocnesmus , continuous sneezing , nasal obstruction , nasal mucus of clear-thin and much quantity were main symptoms , accompanying with symptoms of hyposmia , itching of eyes and itching of throat .

轻度认知功能障碍病人嗅觉功能减退的临床研究

Clinical study of olfactory dysfunction in patients with mild cognitive impairment

然而，服用药物的老年人的嗅觉能力减退更快，服用药物也是表明存在潜在健康问题的指标之一。

Howeer the ability to smell drops off much quicker in older people who were taking medications-also an indicator of underlying health problems .