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EasyNephrologyChronic kidney disease – staginguk-plab-1

A 71-year-old man has an estimated glomerular filtration rate (eGFR) of 38 mL/min/1.73 m², confirmed on repeat testing over 3 months. His urine albumin:creatinine ratio (ACR) is 45 mg/mmol. What is the most appropriate classification of his chronic kidney disease (CKD) stage?

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