肺炎球菌外耳炎的病例:外耳炎并不总是自身免疫的
Georges El Hasbani1, John Wilson2, Kenneth Warrington1
1Division of Rheumatology, Department of Medicine, Mayo Clinic, Rochester, USA.
European journal of case reports in internal medicine
|August 11, 2025
概括
应该怀疑传染性耳周炎,虽然很少见,但应怀疑高FDG-PET/CT吸收. 卡里乌斯检测检测出了肺炎链球菌,从而成功治疗了真菌性动脉瘤.
科学领域:
- 血管外科 血管外科
- 传染性疾病 传染性疾病
- 放射学 放射学是一门学科.
背景情况:
- 耳周炎是一种罕见的炎症性疾病,由于各种病因 (传染性与非传染性) 存在挑战性诊断.
- 阴性血液培养不排除感染,早期使用葡萄皮质激素在感染病例中可能是有害的.
研究的目的:
- 突出FDG-PET/CT和微生物无细胞DNA测试在识别传染性外耳炎的诊断实用性.
- 报告一个肺炎球菌外耳炎病例成功诊断和治疗.
主要方法:
- 一个70岁男性的病例介绍,他患有侧翼疼痛和周围炎.
- 诊断工作包括18F-氧葡萄糖-位子发射断层扫描/计算机断层扫描 (FDG-PET/CT),卡里乌斯测试和尿液抗原测试.
- 治疗涉及真菌性腹动脉动脉瘤的开放性手术修复和向抗生素治疗.
主要成果:
- FDG-PET/CT显示了中度至重度的FDG吸收,这表明有炎症过程.
- 卡里乌斯检测和尿液抗原证实,尽管血液培养的结果呈阴性,但肺炎性链球菌.
- 取得了成功的手术修复和抗生素治疗.
结论:
- 应考虑感染性耳周炎与高FDG-PET/CT吸收,需要传染病工作.
- 微生物无细胞DNA测试 (例如,卡里乌斯测试) 在血液培养结果阴性时,有价值用于识别特定的病原体.
- 肺炎链球菌 (Streptococcus pneumoniae) 是一种罕见的,但可能导致耳周炎和真菌性动脉瘤的原因.
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