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Zorluk: KolayPhysiological Adaptation

A nurse is caring for a client with a spinal cord injury at the T4 level. The client suddenly reports a severe, pounding headache, and the nurse notes profuse diaphoresis and a blood pressure of 210/110 mm Hg. Arrange the following nursing interventions in the correct order of priority.

  1. 1Elevate the head of the bed to a high Fowler's position.
  2. 2Loosen any restrictive clothing or devices.
  3. 3Assess the bladder and bowel for distention or impaction.
  4. 4Administer a prescribed rapidly acting antihypertensive medication.

Cevap

The correct sequence of actions is to first elevate the head of the bed, then loosen restrictive clothing, followed by assessing for the underlying internal trigger (bladder or bowel), and finally administering antihypertensive medications if the symptoms do not resolve.
In autonomic dysreflexia, the immediate threat to life is severe hypertension, which can cause a stroke. Elevating the head of the bed uses gravity to induce orthostatic hypotension. Next, removing immediate surface triggers like tight clothing prevents further stimulation. Then, the nurse must assess for and resolve the most common internal triggers, such as bladder or bowel distention. Only if these interventions fail should antihypertensive medications be administered.

Adım Adım Çözüm

1
Elevate the head of the bed to a high Fowler's position.
Induces orthostatic hypotension.
This is the most rapid and non-invasive way to immediately decrease the client's critically high blood pressure and reduce the risk of a cerebrovascular accident.
2
Loosen any restrictive clothing or devices.
Removes surface sensory triggers.
Tight clothing or devices can act as a noxious stimulus below the level of injury, perpetuating the abnormal sympathetic surge.
3
Assess the bladder and bowel for distention or impaction.
Identifies the primary cause of the episode.
A distended bladder or impacted bowel is the most frequent trigger for autonomic dysreflexia. Resolving this stimulus is required to stop the sympathetic response.
4
Administer a prescribed rapidly acting antihypertensive medication.
Pharmacologically lowers blood pressure.
Medications are indicated if conservative measures, such as positioning and removing triggers, fail to resolve the hypertensive crisis.

Anahtar Kavram

Autonomic dysreflexia is a medical emergency characterized by sudden, severe hypertension. Priority management involves immediate positioning to lower blood pressure, followed by identifying and eliminating the triggering noxious stimulus.
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