Facial swelling in women may be due to hypoproteinemia, urticaria, systemic lupus erythematosus and other diseases. 1. Hypoproteinemia: Hypoproteinemia is generally caused by insufficient protein intake, protein synthesis disorders, etc., the patient’s plasma protein concentration will be reduced, which will cause the patient to face and limbs will appear edema, the patient will also appear pleural effusion, loss of energy, memory loss, pericardial effusion and other symptoms. 2. Urticaria: Urticaria is usually caused by physical stimulation, long-term mental stress, infection, exertion, etc. When urticaria appears on the face, red or pale white wind, accompanied by angioedema, itching and other symptoms, and the severe cases will also have panic, chills, high fever and other symptoms. 3. Systemic lupus erythematosus (SLE): SLE is usually caused by heredity, infection, etc. Women of childbearing age between 20 and 40 years old are the most common ones, and the patients will have symptoms such as edematous erythema on the face, pericardial effusion, enlarged liver, generalized oedema, distension and pain in the epigastric region, and some of them will also suffer from respiratory difficulty, loss of appetite, dizziness, memory loss, etc. If women have symptoms of facial edema, they will have symptoms such as swelling of the face and itching. If women have symptoms of facial edema, they should go to the hospital in time for medical treatment and follow the doctor’s instructions after diagnosis.