Some VR systems used in video games can transmit vibrations and other sensations to the user through the game controller. Virtual reality also refers to remote communication environments which provide a virtual presence of users with through telepresence and telexistence or the use of a virtual artifact (VA).
Lupus nephritis symptoms are similar to those of other kidney diseases. They include: 1  dark urine. 2  blood in urine. 3  foamy, frothy urine. 4  having to urinate often at night. 5  puffy feet, ankles, and legs that gets progressively worse as the day goes along. 6  gaining weight. 7  high blood pressure.
This form of vasculitis usually affects the kidneys, the digestive tract, the nerves and the skin. It is often associated with hepatitis B infections. Signs and symptoms include a rash, muscle and joint pain, abdominal pain, high blood pressure, and kidney problems. Takayasu's (tah-kah-YAH-sooz) arteritis.