Preferably at least one reading done by a nurse. Consider referring for ambulatory monitoring.
Role is still controversial.
Despite worries about overdiagnosing hypertension this test is thought to offer false reassurance. Most people need no more than urea and electrolytes, and urinalysis. The blood cholesterol and glucose should be checked at the same time to look for other risk factors for coronary disease. I would refer young people, under the age of 40 yrs, those with proteinuria or renal impairment and probably those with grade III or IV retinal changes. Alpha blocker May help prostatic symptoms.