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.
Also called lupus, SLE is an autoimmune disease. With lupus, the body's immune system targets its own body tissues. Lupus nephritis happens when lupus involves the kidneys. Up to 60% of lupus patients will develop lupus nephritis. When the kidneys are inflamed, they can't function normally and can leak protein. If not controlled, lupus nephritis can lead to kidney failure.