An older woman goes to the doctor for a checkup. her blood pressure is 145/55 mmhg. is this blood pressure high, low, etc.? explain a possible diagnosis.

This blood pressure is high in case of old woman.

Explanation:

The old women is suffering from systolic hypertension. This is because of the fact that systolic pressure in this condition increases from 120mm Hg to 145mm Hg and the diastolic pressure becomes lower than 90 mm Hg.  

Systolic hypertension can be because of constriction of aorta with the increased age. This increases the load on the ventricles. Eventually lead to the left ventricle hypertrophy, heart failure and coronary ischemia.

The blood pressure is the possible diagnosis of this condition. Observing the alteration on the walls of aorta.