Lymphocyte Markers As Predictors Of Responsiveness To Rituximab Among Patients With Idiopathic Nephrotic Syndrome

Inclusion Criteria: * Age 1-18 years old at the time of diagnosis of nephrotic syndrome * Steroid-dependent (SDNS) or steroid-resistant nephrotic syndrome (SDNS) Exclusion Criteria: * eGFR \<60 ml/min per 1.73m2 * infantile onset of nephrotic syndrome * nephrotic syndrome secondary to chronic infections such as hepatitis B, hepatitis C or human immunodeficiency virus, systemic lupus erythematosus, Henoch-Schönlein purpura, IgA nephropathy, membranoproliferative glomerulonephritis or membranous nephropathy * current or previous therapy for tuberculosis * presence of mutations in WT1, NPHS1, NPHS2 and TRPC6.