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.
Meningitis is almost always caused by a bacterial or viral infection that began elsewhere in the body, such as in the ears, sinuses, or upper respiratory tract. Less common causes of meningitis include fungal infection, autoimmune disorders, and medications.acterial Meningitis. Bacterial meningitis is an extremely serious illness that requires immediate medical care. If not treated quickly, it can lead to death within hours -- or lead to permanent damage to the brain and other parts of the body. Bacterial meningitis is caused by any one of several bacteria.