Diagnosing lupus is difficult because the disease varies considerably from person to person and the signs and symptoms come and go unpredictably and overlap with many other diseases. Therefore, doctors may not initially consider lupus until the signs and symptoms become more definite. Your doctor will take a detailed medical history and conduct a physical examination on you.
Even then, diagnosis can often be challenging and a number of laboratory tests are necessary to confirm the diagnosis. These tests include the following: