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.
Many of these symptoms occur in other illnesses. In fact, lupus is sometimes called the great imitator because its symptoms are often like the symptoms of rheumatoid arthritis, blood disorders, fibromyalgia, diabetes, thyroid problems, Lyme disease, and a number of heart, lung, muscle, and bone diseases.he most common symptoms of lupus, which are the same for females and males, are: 1  Extreme fatigue (tiredness). 2  Headaches. 3  Painful or swollen joints. 4  Fever. 5  Anemia (low numbers of red blood cells or hemoglobin, or low total blood volume). 6  Swelling (edema) in feet, legs, hands, and/or around eyes.