NORCET 8 Prelims-2025
Medical & Surgical Nursing
Easy
A patient is in the post-operative ward after a craniotomy. Which position should the on-duty nurse provide to the patient?
Appeared in: NORCET 8 Prelims-2025
Explanation
- Elevating the head of the bed to 30 degrees is the standard of care following a supratentorial craniotomy.
- This position uses gravity to facilitate venous drainage from the brain, which helps to reduce cerebral edema and lower intracranial pressure (ICP).
- It strikes a crucial balance by lowering ICP without causing a significant drop in systemic blood pressure, thus maintaining adequate cerebral perfusion pressure (CPP).
- Maintaining the head and neck in a neutral, midline position is also essential to prevent obstruction of the jugular veins.
Why Other Options Were Wrong
- Option B: A flat (supine) position impedes venous drainage from the head, which can increase intracranial venous congestion and raise ICP.
- Option C: A 90-degree elevation (High Fowler's position) can lead to a significant drop in mean arterial pressure (MAP), which would decrease cerebral perfusion pressure (CPP = MAP - ICP) and risk cerebral ischemia.
- Option D: The prone position dramatically increases intra-abdominal and intrathoracic pressure, which is transmitted to the cerebral veins, causing a sharp and dangerous rise in ICP. It also compromises airway management.
Related Visual
Clinical Relevance
- Nursing practice connection: Safe nursing care depends on performing Post-operative nursing care and positioning for a patient after a craniotomy in the correct sequence, documenting the action clearly, and monitoring for the expected response.
- Proper positioning is a fundamental, non-invasive nursing intervention to prevent life-threatening complications like brain herniation from uncontrolled ICP after a craniotomy.
- Nurses must always verify the surgeon's specific post-operative orders, as positioning may vary based on the location of the surgery (supratentorial vs. infratentorial).
- What if? If the patient's blood pressure drops significantly after being positioned at 30 degrees, the nurse should not immediately lay them flat (which would spike ICP). Instead, the priority is to notify the physician, as the patient may require vasopressors to support their blood pressure and maintain cerebral perfusion.
How to Approach the Question
- First, identify the core of the question: It asks for the correct post-operative position after a craniotomy.
- Recall the primary goals of post-craniotomy care: managing intracranial pressure (ICP) and ensuring adequate cerebral perfusion.
- Analyze how each position affects cerebral hemodynamics. Think about gravity's effect on blood flow.
- Evaluate the 30-degree elevation: It helps venous blood drain from the head (reducing ICP) without drastically lowering systemic blood pressure (maintaining perfusion). This is a balanced approach.
- Evaluate the other options: Flat position hinders drainage (increases ICP). 90-degree position risks hypotension (decreases perfusion). Prone position severely increases ICP.
- Conclude that the 30-degree elevation is the standard and safest choice for a general craniotomy unless specific orders state otherwise.
Concept Tested & Keywords
- Concept Tested: Post-operative nursing care and positioning for a patient after a craniotomy.
- Stem keywords: post-operative, craniotomy, patient position
- Lead-in keywords: Which position
- Clinical cues: The patient is in the post-operative ward, indicating immediate post-surgical care is required.
- Clinical cues: The procedure is a craniotomy, which directs focus to interventions that manage intracranial pressure.
Question ID
QoaR6UEp0vjSWZZc52c4Yb
Reference Book
E6 Nursing Brunner Adult Health 3SA Vol 2 Part 2 pp. 41-43, 40-42
Practise the full NORCET 8 Prelims-2025
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