Real pictures of lupus erythematosus symptoms and precautions Lupus erythematosus is an autoimmune disease in which patients produce a large number of autoantibodies that attack their own healthy tissues and organs. Symptoms of lupus erythematosus are diverse and include skin symptoms, joint pain, organ damage, and more. In order to better understand the symptoms and precautions of lupus erythematosus, this article will elaborate on the following four aspects. 1. Skin symptoms One of the most common symptoms of patients with lupus erythematosus is skin symptoms. Patients may experience symptoms such as erythema on the face and neck, skin burning after sun exposure, hair loss, and mouth ulcers. Although these symptoms will not affect life