Figure 1.

Flowchart summarizing the diagnosis and management algorithm in patients with resistant hypertension.

Note: Reproduced from Patel H, Hayward C, de Silva R. An approach to diagnosis and management of resistant hypertension. J Pract Cardiovasc Sci. 2015;1(1):60–64 (http://creativecommons.org/licenses/by-nc-sa/3.0/).34

Abbreviations: ABPM, ambulatory blood pressure monitor; BP, blood pressure; SBP, systolic blood pressure; DBP, diastolic blood pressure; ACEi, angiotensin converting enzyme inhibitor; ARB, angiotensin II receptor blocker; Ca²⁺, calcium; K⁺, potassium.