A 65-year-old, Caucasian female, diagnosed of hypertension at 59 years of age, was followed up in our centre from the age of 63 years. She is receiving three antihypertensive drugs. Patient presents clinic blood pressure (BP) values very well controlled, but an increased albumin/creatinine ratio is confirmed. 24-h ambulatory BP monitoring (ABPM) was performed, and the final diagnosis was masked uncontrolled hypertension.