The subscript 2 means that two atoms of the element hydrogen have joined together to form a molecule. A subscript is only used when more than one atom is being represented. The graphic below illustrates the formula for water using symbols. Some more common molecules and their chemical formula.
In most cases, a bacteria called Staphylococcus aureus, a type of staph bacteria, causes osteomyelitis. Certain chronic conditions like diabetes may increase your risk for osteomyelitis.n most cases, a bacteria called Staphylococcus aureus, a type of staph bacteria, causes osteomyelitis. Certain chronic conditions like diabetes may increase your risk for osteomyelitis.
When it is chronic, it can lead to bone sclerosis and deformity. Chronic osteomyelitis may be due to the presence of intracellular bacteria (inside bone cells). Also, once intracellular, the bacteria are able to escape and invade other bone cells. At this point, the bacteria may be resistant to some antibiotics.