this study are:~To describe socio-demographic characteristics of lupus nephritis patients in Nephrology Unit of Assiut University hospital ( Old and New cases).~To determine the associated risk factors in the study population~To describe the clinical, laboratory characteristics, treatment modalities of lupus nephritis patients in Nephrology Unit of Assiut University hospital ( Old and New cases)~To Identify outcomes of treatment of these cases within 2 years according to different classes~To evaluate the effectiveness of (type of interventions mentioned) among those patients.
study epidemiology of lupus nephritis patients admitted to nephrology unit inward or in outpatient clinic in Assiut Nephrology Unit