Hypertension Diagnosis and Treatment
3. Classification of Blood Pressure for Adults
BP Classification SBP mmHg DBP mmHg
Normal less than 120 and less than 80
Prehypertension 120-139 or 80-89
Stage 1 hypertension 140-159 or 90-99
Stage 2 hypertension greater than or equal to 160 or greater than or equal to 100

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Source: Institute for Clinical Systems Improvement (ICSI). Hypertension diagnosis and treatment. Bloomington (MN): Institute for Clinical Systems Improvement (ICSI); 2008 October. 59 p. Hypertension Diagnosis and Treatment A = Annotation Screening and identification of elevated BP greater than or equal to 140/90 or greater than or equal to 130/80 in patients with diabetes, chronic kidney disease, or coronary artery disease; and greater than or equal to 120/80 in patients with heart failure. A Confirm elevated blood pressure. A Complete initial assessment: evaluate, accurately stage and complete risk assessment. A Is secondary cause suspected? A Order additional work-up/consider referral. A Lifestyle modifications +/- drug therapy. A Blood pressure at goal? A Change treatment: *Increase initial agent. *Add another agent from a different class. *Substitute new agent. A Blood pressure at goal? A Resistant hypertension? A Hypertension at goal. A Hypertension consultation. A