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In an update of a previously published guideline, the U.S. Preventive Services Task Force (USPSTF) has reaffirmed its recommendation that adults should be screened for high blood pressure (BP; NEJM JW Gen Med Jan 8 2008; [e-pub] and Ann Intern Med 2007; 147:783). That's not particularly newsworthy, but the new statement has an important addition: It recommends that we measure BP outside the clinical setting to confirm the diagnosis before starting treatment. The authors prefer ambulatory BP monitoring (ABPM), in which the patient wears a device that typically records BP every 30 minutes for 24 hours. When ABPM is not available, home BP measurements taken with a standard home BP unit are an acceptable alternative.
The authors review the liter…