If you have lupus, you probably have many questions. Lupus isn't a simple disease with an easy answer. You can't take a pill and make it go away. The people you live with and work with may have trouble understanding that you're sick. Lupus doesn't have a clear set of signs that people can see. You may know that something's wrong, even though it may take a while to be diagnosed.
Lupus has many shades. It can affect people of different races, ethnicities, and ages, both men and women. It can look like different diseases. It's different for every person who has it.
The good news is that you can get help and fight lupus. Learning about it is the first step. Ask questions. Talk to your doctor, family, and friends. People who look for answers are more likely to find them. This booklet can help you get started.
What Is Lupus?
Lupus is an autoimmune (AW-toe-ih-MYOON) disease. Your body's immune system is like an army with hundreds of soldiers. The immune system's job is to fight foreign substances in the body, like germs and viruses. But in autoimmune diseases, the immune system is out of control. It attacks healthy tissues, not germs.
You can't catch lupus from another person. It isn't cancer, and it isn't related to AIDS.
Lupus is a disease that can affect many parts of the body. Everyone reacts differently. One person with lupus may have swollen knees and fever. Another person may be tired all the time or have kidney trouble. Someone else may have rashes. Lupus can involve the joints, the skin, the kidneys, the lungs, the heart and/or the brain. If you have lupus, it may affect two or three parts of your body. Usually, one person doesn't have all the possible symptoms.
There are three main types of lupus: