The client in the ED has just had a diagnostic lumbar puncture. To reduce the incidence of a post-lumbar puncture headache, what is the nurses most appropriate action? Post lp headache
Position the client prone.
Position the client supine with the head of bed flat.
Position the client left side-lying.
Administer acetaminophen as ordered
The Correct Answer is B
A post-lumbar puncture headache occurs due to leakage of cerebrospinal fluid (CSF) from the puncture site, which leads to reduced intracranial pressure. The most evidence-based nursing action to reduce the risk of this complication is to position the client supine with the head of the bed flat immediately after the procedure. This position supports CSF pressure equilibrium and promotes closure of the dural puncture.
Rationale for Correct Answer:
B. Position the client supine with the head of bed flat: Lying flat reduces gravitational CSF leakage and encourages clot formation at the puncture site. This position is typically maintained for 4 to 8 hours to lower the incidence of post-lumbar puncture headaches, especially in the first critical hours after the procedure.
Rationale for Incorrect Answers:
A. Position the client prone: Although used in some cases, the prone position is not the standard recommendation for post-lumbar puncture care. It may provide pressure over the site but does not facilitate CSF pressure balance as effectively as lying supine.
C. Position the client left side-lying: This position is commonly used during the lumbar puncture for needle insertion but is not effective post-procedure for headache prevention.
D. Administer acetaminophen as ordered: Acetaminophen can relieve a headache after it occurs, but it does not prevent a post-lumbar puncture headache. Prevention is priority in the immediate post-procedural period.
Key Takeaways:
• The supine, flat position is best for preventing post-lumbar puncture headache.
• Post-LP headaches are caused by CSF leakage, and position helps promote closure of the puncture site.
• Analgesics treat symptoms but do not prevent the complication.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
An intraventricular catheter (ventriculostomy) is a device used to monitor intracranial pressure (ICP) and drain excess cerebrospinal fluid (CSF) in clients with severe brain injury. While it provides valuable real-time data on ICP, it also carries a significant risk of infection because it involves direct access to the brain's ventricles. Meningitis or ventriculitis can occur if strict aseptic technique is not maintained. Nurses must closely observe for signs of infection, such as fever, change in mental status, or purulent drainage from the catheter site.
Rationale for Correct Answer:
B. Infection: Ventriculostomy catheters provide a direct route for pathogens into the central nervous system. This places the client at risk for life-threatening infections like meningitis or ventriculitis, which require immediate recognition and intervention.
Rationale for Incorrect Answers:
A. Headache: While headaches can occur with increased ICP or CSF drainage, they are not specific to ventriculostomy-related complications. Headaches are common and nonspecific and not considered a direct complication of the catheter itself.
C. Aphasia: Aphasia is a neurologic deficit related to brain injury, particularly in the dominant hemisphere, but it is not a complication of ventriculostomy. It reflects damage from the trauma itself, not the monitoring device.
D. Hypertension: Hypertension may occur as a compensatory response to increased ICP (as part of Cushing’s triad), but it is not a direct complication of the ventriculostomy catheter. It signals a systemic or neurologic response, not an issue with the catheter.
Key Takeaways:
• Infection is the most serious and common complication of ventriculostomy use.
• Nurses must maintain sterile technique and monitor closely for signs of CNS infection.
• Other symptoms like headache or hypertension may relate to the injury, not the catheter itself.
Correct Answer is ["A","C","D","F"]
Explanation
The components that contribute to intracranial pressure (ICP) are described by the Monro-Kellie doctrine: brain tissue, cerebrospinal fluid (CSF), and blood. The dura mater, as part of the meningeal layers, also influences ICP dynamics.
Rationale for Correct Answers:
A. Brain: The brain tissue itself is one of the primary components of intracranial volume and contributes directly to ICP.
C. Cerebrospinal Fluid: CSF circulates within the ventricles and subarachnoid space and significantly influences ICP.
D. Blood: Cerebral blood volume impacts ICP through changes in arterial or venous flow.
F. Dura mater: The dura mater helps contain the intracranial contents and plays a structural role in pressure regulation.
Rationale for Incorrect Answers:
B. Neurons: While part of brain tissue, individual neurons are not discussed separately in ICP dynamics.
E. Periosteum: This membrane covers the outer surface of bone and is not involved in intracranial volume or pressure regulation.
Key Takeaways:
• Intracranial pressure is determined by the volume of brain tissue, blood, and CSF within the skull.
• The Monro-Kellie doctrine helps explain compensatory changes among these components.
• Structures outside the cranial cavity, such as the periosteum, do not impact ICP.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.