A 69-year-old male presents with bilateral lower extremity edema for 4 months. Four months ago, lab results showed hemoglobin (Hb) 150g/L, urinalysis (UA) protein-positive, 24-hour urinary protein quantification 5.9g, plasma albumin (Alb) 19.2g/L, and serum creatinine (Cr) 108μmol/L. What is the most likely pathological type?