Because there are a large variety of jobs to be done underwater, commercial divers may also need to acquire other skills, like underwater welding, photography, or construction, depending on the type of work they'll be doing. In some companies, on-the-job training by more experienced divers also occurs.
Causes of Adenitis. Adenitis is usually caused by a viral or bacterial infection. Adenitis: Related Medical Conditions. To research the causes of Adenitis, consider researching the causes of these these diseases that may be similar, or associated with Adenitis: Sialoadenitis. Mesenteric adenitis.
Viral meningitis is usually mild and often clears on its own. Most cases in the United States are caused by a group of viruses known as enteroviruses, which are most common in late summer and early fall. Viruses such as herpes simplex virus, HIV, mumps, West Nile virus and others also can cause viral meningitis.