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2. Orthostatic hypotension - Wikipedia

   en.wikipedia.org/wiki/Orthostatic_hypotension

   Orthostatic hypotension can be confirmed by measuring a person's blood pressure after lying flat for 5 minutes, then 1 minute after standing, and 3 minutes after standing. [29] Orthostatic hypotension is defined as a fall in systolic blood pressure of at least 20 mmHg or the diastolic blood pressure of at least 10 mmHg between the supine ...

3. Pacemaker syndrome - Wikipedia

   en.wikipedia.org/wiki/Pacemaker_syndrome

   Heart failure - Dyspnea, orthopnea, paroxysmal nocturnal dyspnea, and edema. Hypotension - Seizure, mental status change, diaphoresis, and signs of orthostatic hypotension and shock. Low cardiac output - Fatigue, weakness, dyspnea on exertion, lethargy, and lightheadedness.

4. Orthostatic syncope - Wikipedia

   en.wikipedia.org/wiki/Orthostatic_syncope

   Orthostatic syncope refers to syncope resulting from a postural decrease in blood pressure, termed orthostatic hypotension. [1]Orthostatic hypotension occurs when there is a persistent reduction in blood pressure of at least 20mmHg systolic or 10mmHg diastolic within three minutes of standing or being upright to 60 degrees on the head-up tilt table.

5. People who experience this feeling may be at a higher risk of ...

   www.aol.com/people-experience-feeling-may-higher...

   As alluded to by the condition’s name (orthostatic hypotension), the dizziness brought on at these moments is due to a sudden drop in blood pressure. People who experience this feeling may be at ...

6. Orthostatic vital signs - Wikipedia

   en.wikipedia.org/wiki/Orthostatic_vital_signs

   Orthostatic vital signs are also taken after surgery. [7] A patient is considered to have orthostatic hypotension when the systolic blood pressure falls by more than 20 mm Hg, the diastolic blood pressure falls by more than 10 mm Hg, or the pulse rises by more than 20 beats per minute within 3 minutes of standing [5] [7]

7. Pure autonomic failure - Wikipedia

   en.wikipedia.org/wiki/Pure_autonomic_failure

   The majority of symptoms that patients with PAF exhibit are associated with neurogenic orthostatic hypotension, or orthostatic hypotension brought on by severe sympathetic failure. Within three minutes of standing up straight, orthostatic hypotension is defined as a drop in systolic blood pressure of at least 20 mm Hg or a drop in diastolic ...