A nurse is caring for a patient with bacterial meningitis who has been receiving antibiotic therapy for 48 hours. The patient's condition has stabilized, but the nurse notes increased restlessness and confusion. Which nursing intervention should be the priority?
The nurse is monitoring a patient with bacterial meningitis who has shown clinical improvement after 48 hours of antibiotic treatment. However, the patient has become increasingly restless and confused over the past 4 hours.
1Administer prescribed sedatives to reduce agitation
2Assess for signs of increased intracranial pressure✓ 정답
3Encourage increased fluid intake to prevent dehydration
4Reposition the patient to promote comfort and rest
해설
Increased restlessness and confusion in bacterial meningitis may indicate rising intracranial pressure. The priority nursing intervention is to assess for signs of increased ICP to prevent life-threatening complications.
Core Nursing ExplanationKey Concept Analysis: This question tests the critical nursing skill of recognizing and responding to a potential complication in a patient with Bacterial meningitis. The core concept is that a sudden change in neurological status, such as increased restlessness and confusion, in a patient with a central nervous system (CNS) infection is a Key Point!red flag for increased intracranial pressure (ICP). While antibiotics are treating the infection, the inflammatory response can still cause cerebral edema, leading to dangerous ICP elevation.
Answer Rationale: The priority is Assessment before Intervention. Option ②, "Assess for signs of increased intracranial pressure," is correct because it follows the nursing process. The nurse must first gather more data to understand the cause of the deterioration. A full neurological assessment, including checking for other signs of increased ICP (e.g., changes in pupil size and reactivity, vital sign changes like Cushing's triad - bradycardia, hypertension, irregular respirations), is essential to determine the next steps and prevent herniation.
Distractor Analysis:
Watch out for confusion! Option ①: Administering sedatives would mask the neurological symptoms, which are the primary indicators of the patient's condition. It could also depress respirations, worsening the situation. Sedation should only be considered after other causes, like increased ICP, are ruled out or managed.
Option ③: While hydration is important, encouraging increased fluid intake could be dangerous if cerebral edema is present, as it might exacerbate fluid overload and increase ICP. Fluid management in meningitis is often carefully balanced.
Option ④: Repositioning for comfort is a supportive measure, but it does not address the potentially life-threatening underlying cause of the new symptoms. It is not the priority action.
Related Concepts: This scenario highlights the principle of neurological monitoring in CNS disorders. Any acute change in level of consciousness (LOC) is a primary concern. The nurse's role is to be a vigilant observer, connecting pathophysiological mechanisms (inflammation → edema → increased ICP) to clinical findings.
Concept Summary
Concept
Explanation
Bacterial Meningitis
Inflammation of the meninges (pia, arachnoid, dura mater) due to bacterial infection, causing headache, fever, nuchal rigidity, and photophobia.
Increased Intracranial Pressure (ICP)
A life-threatening condition where pressure inside the skull rises. Normal ICP is 5-15 mmHg. Causes include cerebral edema, hemorrhage, or tumor.
Cushing's Triad
Late sign of increased ICP: Hypertension (with widened pulse pressure), Bradycardia, Irregular respirations (Cheyne-Stokes or apnea).
Key Point! Change in LOC
The earliest and most sensitive indicator of neurological decline. Restlessness and confusion often precede lethargy and coma.
Side-by-Side Comparison!
Early Signs of Increased ICP
Late Signs of Increased ICP
Decreasing level of consciousness (restlessness, confusion)
Coma, unresponsiveness
Headache (worse in morning)
Decerebrate or decorticate posturing
Vomiting (may be projectile)
Fixed and dilated pupils (unilateral or bilateral)
Pathophysiology: Bacteria invade the subarachnoid space → intense inflammatory response → WBCs, proteins, and fluid exude → cerebral edema → increased intracranial volume → increased ICP → compromised cerebral perfusion.
Monro-Kellie Doctrine: The skull is a rigid box. The volume inside (brain tissue, blood, cerebrospinal fluid) must remain constant. An increase in one component (e.g., edema) must be compensated by a decrease in another, or pressure rises.
Pharmacology: Antibiotics (e.g., Ceftriaxone, Vancomycin) treat the infection but do not directly reduce edema. Corticosteroids (Dexamethasone) may be used adjunctively to reduce inflammation and cerebral edema.
Memory Tips
AEIOU TIPS for causes of altered mental status: Alcohol, Epilepsy, Infection, Overdose, Uremia, Trauma, Insulin (hypoglycemia), Psychosis, Stroke.
Think "Pressure Cooker": The brain is in a closed space (skull). New symptoms (restlessness) = warning whistle that pressure is building. Assess before you act!
High-Frequency NCLEX Topics
NCLEX loves to test priority-setting and assessment vs. intervention in neurological patients. Remember: Always assess the neurological status first when there is a change. Questions often present a patient "improving" from an infection, then developing a new neuro symptom to test if you recognize a complication.
Watch Out for Question Variations!
Instead of asking for the priority intervention, the question might ask: "Which finding would the nurse report immediately?" (Answer: A change in pupil size or new-onset projectile vomiting).
The scenario could shift to a head injury patient with the same symptoms. The principle (assess for increased ICP) remains identical.
It might ask for a specific assessment technique: "Which action should the nurse take first?" with options like "Check pupillary response," "Obtain vital signs," or "Perform the Glasgow Coma Scale (GCS)." All are correct assessments, but GCS is a comprehensive tool for LOC.
Nursing Clinical Practice GuideClinical Scenario: You are the day-shift nurse for Mr. Johnson, a 22-year-old college student admitted 2 days ago with Neisseria meningitidis meningitis. He was alert and oriented yesterday but now is picking at his sheets, calling out for his mother (who is not present), and unable to follow simple commands.
Nursing Intervention Strategy:
Immediate Assessment (ABCs with Neuro focus):
Airway & Breathing: Ensure patent airway. Monitor respiratory rate and pattern for signs of impending herniation (e.g., Cheyne-Stokes).
Circulation: Obtain full set of vital signs, noting any trend toward Cushing's triad.
Neurological: Perform a rapid, focused neuro check:
Level of Consciousness (LOC): Use the Glasgow Coma Scale (GCS). Document specific changes from baseline.
Pupils: Check size, shape, equality, and reaction to light with a penlight.
Motor Function: Check hand grips, leg strength, and note any abnormal posturing.
Immediate Action & Communication: After the quick assessment, immediately notify the physician or advanced practice provider of the acute change in neurological status. Report using SBAR (Situation, Background, Assessment, Recommendation) format.
Environmental Management: While awaiting orders, maintain a quiet, dimly lit environment to minimize stimulation that could increase ICP. Keep the head of the bed elevated to 30 degrees unless contraindicated, to promote venous drainage from the brain.
Ongoing Monitoring: Continue frequent neuro checks (e.g., every 15-30 minutes as ordered or per protocol) and document trends meticulously.
Patient Safety and Precautions:
Seizure Precautions: Have suction and oxygen ready at the bedside. Pad side rails.
Infection Control: Maintain Droplet Precautions (for N. meningitidis) until 24 hours after effective antibiotic therapy has started. Wear a surgical mask when within 3 feet of the patient.
Medication Caution: Do not administer opioids or sedatives that could depress respirations or mask the neurological exam without a specific order that acknowledges the patient's current status.
Dexamethasone: Corticosteroid to reduce inflammation. Monitor for hyperglycemia and GI upset.
A Word from Your Senior Nurse
"In neuro nursing, your patient's brain is talking to you through their symptoms. Restlessness isn't just 'agitation'—it's often the brain's first cry for help due to oxygen deprivation from rising pressure. Memorizing lists for the NCLEX is one thing, but in clinical practice, you must develop a high index of suspicion. When you see a change, your internal alarm bells should ring, and your first move is always to assess further. That mindset of 'assess, don't assume' will save lives and is exactly what the NCLEX is testing. You're not just a task-doer; you're the guardian of your patient's neurological integrity."
Bacterial Meningitis — Inflammation of the meninges (protective membranes covering the brain and spinal cord) caused by bacterial infection, leading to symptoms like severe headache, fever, neck stiffness (nuchal rigidity), and photophobia.
Increased Intracranial Pressure — A pathological elevation of pressure within the rigid skull, which can compromise cerebral blood flow and lead to brain herniation. Normal range is 5-15 mmHg.
Cushing's Triad — A classic late sign of significantly increased ICP characterized by hypertension (with a widening pulse pressure), bradycardia, and irregular respirations.
Glasgow Coma Scale — A standardized neurological assessment tool used to objectively describe a patient's level of consciousness based on eye opening, verbal response, and motor response. Scores range from 3 (deep coma) to 15 (fully alert).
Cerebral Edema — Swelling of the brain tissue due to accumulation of fluid, which increases the volume inside the skull and is a primary cause of increased intracranial pressure.