Lupus erythematosus is a long-term autoimmune disease, in which the immune system becomes hyperactive and attacks normal tissues in the body. Swelling and damage to the joints, skin, and some other body systems, and lupus affects women more than men, as it appears between the ages of 15 to 44 years old, and SLE is not a contagious disease, as it cannot be transmitted through sexual contact or in any other form, But in very rare cases, mothers with this disease may give birth to children with what is called neonatal lupus. Symptoms of lupus erythematosus may differ from one person to another, as they may be permanent symptoms, disappear suddenly, or appear suddenly, as the symptoms of lupus erythematosus include each of the following: Early symptoms of lupus erythematosus: There are some symptoms that may begin to appear early. immediately e infected with this disease, and these symptoms include all of the following: Feeling tired. Fever. The appearance of a rash. joint swelling Dry mouth or dry eyes. hair loss The appearance of problems in the lungs, kidneys, thyroid gland or digestive system. The most common symptoms of lupus erythematosus: The most common symptoms of this disease include: Fever. feeling sick Feeling pain all over the body. Feeling pain in the joints. The appearance of a rash, which includes its appearance on the face. Incidence of skin lesions. Shortness of breath. Sjögren’s syndrome, which includes chronic dry eyes and dry mouth. Pericarditis and pleurisy, both of which can cause chest pain. Headache. Feeling confused. memory loss. Causes of lupus erythematosus occurs when the immune system attacks healthy tissues in the body, and the causes of lupus can be a result of a combination of genetic factors or environmental factors, as the factors that help develop lupus include all of the following: [3 Sunlight: When exposed to sunlight, the skin can develop lesions that contribute to lupus. Infection: Having an infection can contribute to lupus or cause a relapse in some people. Medications: Some medications, such as pressure medications, anti-epileptic drugs, and some antibiotics, can cause lupus. It should be noted that people with this disease due to some medications usually improve once they stop taking these medications.