Myositis is inflammation especially of the voluntary muscles, characterized by localized or diffuse pain, tenderness on movement or palpation, swelling, and/or weakness. The two main categories of myositis include non-infectious and infectious. Infective myositis may be due to a wide variety of pathogens, including bacteria, fungi, viruses, and parasites. A brief account of the various pathogens causing infective myositis is discussed.

中文翻译：

---

 感染性肌炎


肌炎是一种炎症，尤其是随意肌的炎症，其特征是局部或弥漫性疼痛、运动或触诊压痛、肿胀和/或无力。肌炎的两个主要类别包括非感染性和感染性。感染性肌炎可能由多种病原体引起，包括细菌、真菌、病毒和寄生虫。讨论了引起感染性肌炎的各种病原体的简要说明。