A 53-year-old man who worked as a gardener presented to the emergency department with sudden onset of paralysis in the lower legs. He had a 2-month history of intermittent fevers and had undergone a bioprosthetic aortic-valve replacement 6 months prior to presentation. Computed tomographic angiography showed an aortic pseudoaneurysm with emboli. An embolectomy was performed, and a histopathological analysis is as shown. Which organism was the cause of his infection?患者男，53岁，园丁工作，因小腿突发瘫痪急诊。他有2个月的间歇性发热病史，并在就诊前6个月接受了生物假体主动脉瓣置换术。计算机断层扫描血管造影显示主动脉假性动脉瘤伴栓子。进行了栓子切除术，并进行了组织病理学分析。他感染的原因是哪种微生物？
A. Aspergillus fumigatus 烟曲霉
B. Mucormycosis 毛霉菌病
C. Sporothrix schenckii申克孢子丝菌
D. Curvularia alcornii阿氏弯孢菌
E. Scedosporium apiospermum尖端赛多孢子菌
答案解析：
阿氏弯孢菌是一种通常存在于土壤中的真菌。尽管接受手术、两性霉素 B 脂质体和伏立康唑治疗，但患者仍死亡。
正确答案：D
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