The primary causes of death from HIV/AIDS are opportunistic infections and cancer, both of which are frequently the result of the progressive failure of the immune system. Risk of cancer appears to increase once the CD4 count is below 500/Î¼L.
or hot line (hÅtâ²lÄ«nâ²) n. 1. A direct and immediate telephone linkup, especially between heads of government, as for use in a crisis. 2. A telephone line that gives quick and direct access to a source of information or help: a 24-hour hotline.
A hotspot is a defined area on an image that acts as a hypertext link. The hotspots are defined through the use of image maps. Image maps list the coordinates that define the boundaries of the hotspots (or the regions that act as hypertext links) on an image.