Difficult to detect and treat once the damage is done, carbon monoxide is known as the silent killer. This sneaky, toxic gas finds its way into your home through a wide range of seemingly harmless sources.
More Info... by email. wiseGEEK Slideshows. Inflammation of the small blood vessels of the body is known as leukocytoclastic vasculitis. This disorder causes damage to the blood vessels, leading to bleeding and sometimes damage to surrounding tissues.
In many cases, the cause of vasculitis is unknown. In a few cases, however, the origins may be traced to recent or ongoing infections, such as those caused by certain viruses. Occasionally, an allergic reaction to a medication may trigger vasculitis.