Question: A 47-year-old man consulted for edema in lower limbs of 3 weeks of evolution. In blood analysis, creatinine 1.3 mg / dL, total cholesterol 270 mg / dL and albumin 2.4 g / dL. In the urine sediment, it presents 15-20 red cells per field and in urine of 24 hours proteinuria is detected 3.7 g / day. What is the most likely diagnosis? 
 Options:  <1> Minimal change disease. <2> Focal and segmental glomerulosclerosis. <3> Membranous nephropathy <4> Membranoproliferative glomerulonephritis type I. <5> Mesangial proliferative glomerulonephritis.
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