The cause of right-sided facial edema is not necessarily kidney disease, because the edema of kidney disease is usually symmetric edema on both sides, and appears in the eyelids and other parts of the loose tissue, mostly combined with abnormal urinalysis, such as large amount of foamy urine or hematuria, hypertension, etc. The cause of right-sided facial edema is not necessarily kidney disease. If unilateral edema of the right side of the face and pain, generally consider the possibility of mumps, it is recommended to actively consult the Department of Infection to identify the virus, clear the cause of the disease, and active antiviral treatment. The most common causes of edema are infectious and non-infectious, such as bacteria, viruses and fungi. The non-infectious ones can be caused by dysfunction of cardiac function, renal function, hepatic function, endocrine origin, etc. Therefore, it is recommended that the cause of the disease should be clarified and treated symptomatically.