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.
Signs and symptoms may come on suddenly or develop slowly, may be mild or severe, and may be temporary or permanent. Most people with lupus have mild disease characterized by episodes â called flares â when signs and symptoms get worse for a while, then improve or even disappear completely for a time. The signs and symptoms of lupus that you experience will depend on which body systems are affected by the disease. The most common signs and symptoms include: 1  Fatigue and fever. 2  Joint pain, stiffness and swelling.  Butterfly-shaped rash on the face that covers the cheeks and bridge of the nose.