Meniere's disease. This is an inner ear disorder thought to be caused by a buildup of fluid and changing pressure in the ear. It can cause episodes of vertigo along with ringing in the ears (tinnitus) and hearing loss. Vestibular neuritis or labyrinthitis. This is an inner ear problem usually related to infection (usually viral).
The hepatitis C virus, or HCV, can live outside the body for up to 4 days. However, many experts think it usually survives up to 16 hours at room temperature.
There are reports of survival of cell-free HIV in effluent water A. Human immunodeficiency virus (HIV) can survive outside the human body for several weeks, with virus survival being influenced by the virus titre (or viral load), volume of blood, ambient temperature, exposure to sunlight and humidity.IV cannot survive outside the body unless it is sealed within a container. Therefore, a pin-prick, even if it were tainted with HIV, would be an extremely inefficient means of transmission of infection.