Systolic blood pressure
Medical term · S
The first or top number in a blood pressure reading; a measure of the pressure blood exerts against arterial walls when the heart contracts.
Related terms
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Blood pressureThe force blood exerts against the walls of the arteries. Optimal blood pressure is less than 120/80 mm Hg.
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Isolated systolic hypertensionA form of high blood pressure (hypertension) characterized by elevated systolic blood pressure and normal diastolic pressure.
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Pulse pressureThe difference between systolic blood pressure and diastolic blood pressure (systolic pressure minus diastolic pressure = pulse pressure). Pulse pressure may help predict heart…