View source for Myositis

== Infectious myositis ==
They have a known cause and arise together with an infectious disease or direct entry of an infectious agent, e.g. during traumatic muscle damage. They are divided according to the originator and the most common include:
* '''Viral''' – coxsackie B viruses; [[CMV]]; [[AIDS]] ('''HIV myositis''').
* '''Bacterial''' – clostridie ([[gaseous sputum]]); secondary infection of [[bedsores]] a [[necrosis]]; when [[TB]], spreads , e.g. from bones.
* '''Parasitic''' – in [[Trichinellosis]], or [[cysticerkosis]] (often asymptomatic).