Postural Hypotension Flashcards
1
Q
Decrease __ when moving from ___ to more ___ position?
A
- BP
- Supine
- Vertical
2
Q
More common with ___ and upper _____ lesions
A
- Cervical
- Thoracic
3
Q
BP must no drop below?
A
80/50mm Hg
4
Q
Secondary to
A
- Mean Arterial Pressure
MAP
5
Q
MAP
A
- Mean Arterial Pressure
- Is perfusion pressure in body organs
6
Q
Pressure above 60mm HG is enough to sustain?
A
- Perfusion
7
Q
If pressure falls below 60mm Hg for a certain time?
A
- Vital organs will not get enough oxygen perfusion and will become ischemic
8
Q
MAP =
A
(2 x DP) + SP/3
9
Q
If MAP is under 60..
A
- Cancel tx and call MD
10
Q
MAP usual range?
A
70-110
11
Q
Disatole counts __ because __ of cardiac cycle is spent in ____.
A
- 2x
- 2/3
- Diastole
12
Q
Contributing factors to Postural Hypotension
A
- Prolonged bed rest
- Lack of mm tone
- Blood pooling
- Decrease venous return to the heart
13
Q
Symptoms of Postural Hypotension
A
- Dizziness
- Faintness
- Black out
- Beads of sweat on upper lip / forehead
- Grey, ashen color
14
Q
Tx for Postural Hypotension
A
- Slow progression to vertical, monitor vitals
- TED hose
- Abdominal binder
- Keep pt talking and eyes open
- Drug therapy to increase BP
- Diuretics to decrease edema
