<prompt> Cause for renal vein thrombosis could be -Membranous nephropathyLuous nephritisMembranoproliferative glomerulonephritisPost streptococcal glomerulonephritis  <response>: Renal vein thrombosis can also be secondary to nephrotic syndrome paicularly membranous nephropathy. Nephrotic syndrome - Minimal change disease Focal segmental glomerulosclerosis Membranous nephropathy membranous Glomerulonephritis Diabetic nephropathy Membranoproliferative Glomerulonephritis Focal and diffuse proliferative GN IgA nephropathy Ref:Harrison 20 th edition pg no 2167,2142. 