MediumNephrologyAnaemia of chronic kidney diseaseau-racpau-amc
A 68-year-old woman with long-standing type 2 diabetes and stage 4 CKD (eGFR 22 mL/min/1.73 m²) presents with worsening anaemia (Hb 87 g/L, normocytic). Iron studies show ferritin 150 µg/L and transferrin saturation 25%. B12 and folate are normal. According to nephrology guidelines, what is the MOST likely cause of her anaemia?