纳尼齐索普西斯 (Nannizziopsis arthrosporioides) 感染模仿球形虫 (Python regius) 中的形虫 (ophidiomycosis) 的情况
Krista A Keller1,2, Laura Adamovicz2, Cathy Johnson-Delaney3
1Department of Medicine and Epidemiology, School of Veterinary Medicine, University of California, Davis, CA, 95616, USA.
Medical mycology case reports
|October 1, 2025
概括
一种新型的真菌病原体,N. athrosporioides,导致球形的渐进性皮肤疾病. 分子确认对于诊断蛇真菌感染至关重要,因为其他真菌也会出现类似的情况.
科学领域:
- 兽医真菌学 兽医真菌学
- 虫病理病理学 虫病理学
- 眼睛病理学 眼睛病理学 眼睛病理学
背景情况:
- 蛇的皮肤病变可能是严重的,而ophiomycosis是主要的担忧.
- 疾病的快速进展和死亡率需要准确的诊断.
研究的目的:
- 为了确定一群球形的渐进性皮肤肌肉菌病的致病原体.
- 为了区分ophiomycosis和蛇皮肤疾病的其他潜在真菌原因.
主要方法:
- 对受影响的蛇进行临床观察和对皮肤病变进行组织病理学检查.
- 菌分离,培养和微观形态评估.
- 从组织样本中分子识别真菌DNA,使用植物遗传学分析.
主要成果:
- 组织病理学揭示了皮肤颗粒瘤与内溶性真菌元素.
- 根据形态学和DNA测序,真菌分离物与*N. athrosporioides*匹配.
- 损伤DNA与已知的*N. athrosporioides*分离物聚集在一起,确认了病原体.
结论:
- *Nannizziopsis athrosporioides*被确定为这些球形的严重皮肤菌病的原因.
- 虽然ophiomycosis是一种差异性,但分子鉴定对于准确诊断蛇皮肤病症至关重要.
- 快速识别真菌病原体对于有效管理被囚禁爬行动物的疾病至关重要.
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