ALB and chronic kidney disease: With regard to systemic arterial hypertension, risk stratification and treatment to prevent events and additional loss of renal function should follow the guidelines published by this Society.146 It is noteworthy that in this case, CKD is used in the additional risk stratification according to eGFR and urinary albumin-creatinine ratio, and can be interpreted as target organ damage (eGFR 30-60 ml/min/1.73 m2 or urinary albumin-creatinine 30-300 mg/g) or as an established disease (eGFR < 30 ml/min / 1.73 m2 or urinary albumin-creatinine > 300 mg/g).