DEAR DR. GOTT: My hypertension has been treated for many years with lisinopril 20 miligrams daily and amlodipine 5 milligrams daily. These medications seem to have little effect on my numbers. My systolic readings are in the range of 140 to 165, while my diastolic readings are in the 50s.

I recently came across an article on the topic of isolated systolic hypertension, in which a physician pointed out that this form of hypertension can lead to serious problems — stroke, heart disease, chronic kidney disease and dementia. The doctors and nurses who have taken my blood pressure have universally said that the diastolic reading was not a consideration; however, this report indicated that medications to control systolic hypertension should not be allowed to cause the diastolic pressure to go below 70 mmHg.
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