# A 44-year-old client with suspected meningitis is scheduled for a lumbar puncture to analyze cerebrospinal fluid. The client appears anxious and asks multiple questions about the procedure. Which nursing intervention is most important to implement before the procedure? > source: MyMerci (mymerci.kr) > url: https://mymerci.kr/pages/nclex_q.php?qn_id=541094 > language: ko > subject: Adult Health ## 문제 A 44-year-old client with suspected meningitis is scheduled for a lumbar puncture to analyze cerebrospinal fluid. The client appears anxious and asks multiple questions about the procedure. Which nursing intervention is most important to implement before the procedure? ## 보기 1. Administer prescribed analgesic medication 30 minutes before the procedure 2. Obtain informed consent and ensure the client understands the procedure **✔ 정답** 3. Position the client in a side-lying fetal position for optimal access 4. Gather all necessary sterile equipment and prepare the procedure tray **정답: 2** ## 해설 Obtaining informed consent is the most critical intervention before a lumbar puncture, ensuring the client understands risks and benefits. Other interventions like positioning or equipment preparation are secondary and require consent first. ## 심화 해설 Understanding the Procedure and the Client’s Anxiety A lumbar puncture is an invasive procedure where a needle is inserted into the subarachnoid space, typically between the L3-L4 or L4-L5 vertebrae, to collect cerebrospinal fluid (CSF). For a client with suspected meningitis, this test is critical for diagnosis. The client’s anxiety is an expected and significant response, which can stem from fear of pain, neurological damage, or the unknown. While all listed interventions are important steps in the procedure’s workflow, the client’s emotional and legal needs must be prioritized. As highlighted by Lavery and Whitaker, performing a lumbar puncture requires not only technical skill but also a deep understanding of the procedure’s implications, which forms the basis for client education and consent . Why Obtaining Informed Consent Is the Priority Informed consent is a foundational ethical and legal principle in nursing and medical practice, and it is the most critical step before any invasive procedure. The nurse’s primary role here is to act as a client advocate. The client’s multiple questions signal a need for more information to cope with anxiety and make an autonomous decision. The process of obtaining informed consent directly addresses this need. It involves verifying that the provider has explained the procedure, its risks (e.g., post-dural puncture headache, infection, bleeding), benefits, and alternatives, and then ensuring the client demonstrates comprehension. Without a valid informed consent, proceeding with any other intervention, including positioning or administering medication, is legally and ethically impermissible. The expansion of advanced nursing roles to include performing lumbar punctures, as described in the reference, is predicated on this very principle: practitioners must possess the necessary knowledge to ensure the procedure is carried out safely and with the client’s full understanding . Analyzing the Other Options - Option 1 (Administer analgesic): While managing pain is important, administering medication before a signed consent is obtained is a serious error. An analgesic can alter the client’s mental status, potentially invalidating their ability to give informed consent. The legal and ethical priority of consent must come first. - Option 3 (Position the client): Positioning the client in a side-lying fetal position is a correct technical step that widens the intervertebral spaces for needle insertion. However, physically positioning a highly anxious client who does not yet understand or consent to the procedure would be a violation of their autonomy and could increase distress. The explanation of this position is part of the teaching done during the consent process. - Option 4 (Gather sterile equipment): Preparing the procedure tray is a necessary technical task. However, it is a task that can be done concurrently or immediately after consent is verified. It does not take precedence over the client’s immediate need for information and the legal requirement for consent. The technical skill and preparation described in the reference are executed within the framework of a consented procedure . Clinical Reasoning and the Nursing Role The nurse must distinguish between a task-oriented approach and a client-centered priority. The client’s anxiety, manifested by asking multiple questions, is a clinical cue that the psychosocial and legal need for information and consent is unmet. Addressing this first builds trust and reduces anxiety, which in turn facilitates smoother execution of subsequent steps like positioning. The advanced practice framework for lumbar puncture emphasizes that the procedure’s safety and benefit hinge on a foundation of knowledge and client partnership, not just technical dexterity . Therefore, the nursing intervention of ensuring valid informed consent is the non-negotiable first step that safeguards the client’s rights and directly addresses their expressed anxiety. ## 임상 시나리오 Pre-Procedure Priority: Lumbar PunctureEnsuring Client Safety and Autonomy First The most critical nursing action before a lumbar puncture is to obtain informed consent. This is a legal and ethical mandate that directly addresses a client's anxiety by ensuring they understand the procedure, its risks (e.g., post-dural headache, infection), benefits, and alternatives. The nurse acts as a client advocate by verifying comprehension, not just witnessing a signature. A client's questions are a cue to provide further teaching and confirm readiness before any other preparatory tasks. CautionDo not delegate the consent process. The nurse must ensure the provider has explained the procedure and the client is competent and willing. Tasks like positioning or gathering equipment follow only after valid consent is confirmed. ## 핵심 개념 - **Informed Consent** — A legal and ethical process ensuring a client understands the risks, benefits, and alternatives of a procedure before voluntarily agreeing to it. - **Lumbar Puncture** — An invasive procedure involving needle insertion into the subarachnoid space (L3-L4 or L4-L5) to collect cerebrospinal fluid for diagnostic testing. - **Nursing Advocacy** — The nurse's role in protecting a client's rights, such as ensuring they have adequate information to make an autonomous decision about their care. - **Post-Dural Puncture Headache** — A common complication of lumbar puncture caused by CSF leakage from the dural puncture site, often presenting as a positional headache. ## 같은 주제 문제 - [A nurse is preparing a client for a lumbar puncture (LP) to rule out meningitis. 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