NEJM:嗜酸细胞性中耳炎-案例报道

2017-02-16 xing.T MedSci原创

嗜酸细胞性中耳炎是一种罕见的、难治性、慢性化脓性中耳炎,主要以粘度较高的耳漏为主要特征,常与鼻息肉和哮喘有关。患者给予局部和全身糖皮质激素治疗可以部分缓解耳朵疼痛和耳漏症状。

患者为50岁的男性,因耳部疼痛、间歇性耳漏和双耳渐进性听力损失6个月而就诊。该患者既往有哮喘、鼻息肉复发性鼻窦炎以及对阿司匹林敏感的病史。

耳内镜检查发现两耳的外耳道有息肉样肿块。该肿块由中耳内突出并穿过鼓膜,并且与粘性耳漏相关(图A显示右耳)。显微镜检查发现急性炎症细胞伴有大量的嗜酸性粒细胞。切片检查发现肉芽组织息肉样增生伴有混合炎性浸润,主要包括嗜酸性粒细胞(图B箭头所示)。该患者外周血中嗜酸性粒细胞增多(1.2×103个嗜酸性粒细胞/微升),其被诊断为嗜酸性中耳炎。



嗜酸细胞性中耳炎是一种罕见的、难治性、慢性化脓性中耳炎,主要以粘度较高的耳漏为主要特征,常与鼻息肉和哮喘有关。患者给予局部和全身糖皮质激素治疗可以部分缓解耳朵疼痛和耳漏症状。

该患者接受了鼓室成形术,切除息肉样肿块,并在右耳放置了骨位置固定的助听器。四个月后,患者症状复发,并且发现双耳都有复发性嗜酸性中耳炎(图C显示右耳)。

原始出处:

Hugo Lara-Sánchez,et al. Eosinophilic Otitis Media.N Engl J Med 2017; 376:e10February 16, 2017.DOI: 10.1056/NEJMicm1510852

本文系梅斯医学(MedSci)原创编译整理,转载需授权!

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