Postural hypotension is defined as a ___________________ when the patient stands compared with sitting or supine readings
a. systolic pressure drop of more than 15 mm Hg with a pulse rate increase
b. pulse rate decrease with a systolic pressure increase of at least 15 mm Hg
c. diastolic pressure increase of more than 5 mm Hg and no pulse rate changes
d. pulse rate decrease and diastolic pressure decrease of more than 5 mm Hg
A
Postural hypotension (orthostatic hypotension) represents a significant decrease in systolic pres-sure greater than 15 mm Hg, an accompanied drop in diastolic pressure, and a rise in pulse rate whenever the position changes from sitting to standing.
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