A nurse is caring for a patient diagnosed with acute hepatit… | 마이메르시 MyMerci
Infectious Diseases
문제

A nurse is caring for a patient diagnosed with acute hepatitis B. Which nursing intervention should be the highest priority?

A 28-year-old patient presents with jaundice, dark urine, clay-colored stools, and elevated liver enzymes. The patient has been diagnosed with acute hepatitis B and reports severe fatigue and nausea.
해설
Monitoring for signs of fulminant hepatic failure is the highest priority because it is a life-threatening complication requiring immediate intervention. Other interventions like antiviral therapy, diet, and hydration are important but secondary.

심화 해설

Core Nursing Explanation Key Concept Analysis: This question tests the ability to prioritize nursing interventions for a patient with Acute Hepatitis B. The core principle is Maslow's Hierarchy of Needs and Airway, Breathing, Circulation (ABCs). While all options are relevant to care, the nurse must first address the most immediate threat to life. Key Point! In acute viral hepatitis, the most critical and potentially fatal complication is Fulminant Hepatic Failure (FHF), also known as acute liver failure. This is characterized by rapid deterioration of liver function, leading to encephalopathy and coagulopathy within 8 weeks of symptom onset.

Answer Rationale: Key Point! Option ②, "Monitor for signs of fulminant hepatic failure," is the highest priority because it involves surveillance for a life-threatening complication. Early detection of FHF (signs like hepatic encephalopathy (confusion, asterixis), worsening jaundice, coagulopathy (bleeding), and cerebral edema) is essential for initiating emergency interventions that could save the patient's life. This aligns with the nursing process principle of prioritizing physiological safety and stability.

Distractor Analysis:
  • Option ① (Administer antiviral medications): While antiviral therapy (e.g., tenofovir, entecavir) is a key component of chronic Hepatitis B management, it is not typically the first-line or immediate priority in acute Hepatitis B for immunocompetent adults. Most cases are self-limiting, and treatment is supportive. Furthermore, administering medication is important but secondary to monitoring for a deadly complication.
  • Option ③ (Provide high-protein, high-calorie diet): This is a common distractor. Watch out for confusion! For a patient with severe nausea, vomiting, and potential for hepatic encephalopathy, a high-protein diet can be contraindicated. Protein breakdown produces ammonia, which a failing liver cannot metabolize, potentially worsening encephalopathy. The initial dietary focus is on small, frequent, palatable meals as tolerated.
  • Option ④ (Encourage increased fluid intake): Preventing dehydration is important, especially with nausea and fatigue, but it is a supportive measure. It does not take precedence over monitoring for a condition that directly threatens airway, breathing, and neurological function.
Related Concepts: The priority-setting framework (ABCs, Maslow, acute vs. chronic) is crucial. For Hepatitis B specifically, understanding the difference between acute infection (often managed supportively) and chronic infection (requiring long-term antiviral therapy and surveillance for cirrhosis/hepatocellular carcinoma) is key.

Concept Summary
ConceptKey Takeaway
Fulminant Hepatic Failure (FHF)Rapid liver failure with encephalopathy and coagulopathy. A medical emergency and the top priority in acute hepatitis care.
Hepatic EncephalopathyNeuropsychiatric syndrome due to liver's inability to detoxify ammonia. Early signs: confusion, personality changes, asterixis (flapping tremor).
Diet in Liver DiseaseInitially, focus on adequate calories from carbohydrates. Protein may be restricted if encephalopathy is present. Avoid high-protein promotion in acute settings.
Acute vs. Chronic Hepatitis BAcute: Often self-limited, supportive care. Chronic: Requires antiviral therapy, monitoring for cirrhosis/HCC (Hepatocellular Carcinoma).

Side-by-Side Comparison!
Priority InterventionRationaleTiming/Context
Monitor for FHF (Correct Answer)Addresses the greatest immediate threat to life (physiological safety).Initial and ongoing priority in acute hepatitis presentation.
Administer AntiviralsManages the underlying viral load to prevent progression. Crucial for chronic infection.Long-term management priority for chronic Hep B; not immediate for most acute cases.
Provide Nutritional SupportAddresses metabolic needs and prevents catabolism. Must be tailored to liver function.Important supportive care, but diet must be individualized (e.g., protein restriction may be needed).

Anatomy, Physiology & Pharmacology Points
  • Pathophysiology: Hepatitis B virus attacks hepatocytes (liver cells), causing inflammation (hepatitis), necrosis, and impaired liver function. This disrupts bilirubin metabolism (jaundice, dark urine), bile excretion (clay-colored stools), and protein synthesis (coagulation factors, leading to bleeding risk).
  • Lab Values: Elevated ALT (Alanine Aminotransferase) and AST (Aspartate Aminotransferase) indicate hepatocyte damage. Elevated bilirubin causes jaundice. Prolonged PT/INR (Prothrombin Time/International Normalized Ratio) indicates impaired synthesis of clotting factors and is a grave sign in acute liver failure.

Memory Tips
  • Priority Acronym: Think "FHF First" for Acute Hepatitis. Fulminant Hepatic Failure is the fastest route to death.
  • Diet Mnemonic: "Carbs Before Protein" in acute liver issues. Prioritize calories from carbohydrates to spare protein and prevent ammonia buildup.
  • Signs of FHF: Remember "BLEED & CONFUSION" – Bleeding (coagulopathy), Liver failure, Encephalopathy, Elevated ammonia, Death risk.

High-Frequency NCLEX Topics NCLEX loves testing priority-setting in patients with potential for rapid deterioration. Liver failure, respiratory distress, sepsis, and neurological changes are classic high-priority scenarios. Always ask yourself: "Which action will I take first to prevent death or permanent harm?" In this case, vigilant monitoring for FHF is that action.

Watch Out for Question Variations!
  • Instead of asking for the priority intervention, the question might ask: "Which finding requires immediate notification of the provider?" Correct answer: Signs of hepatic encephalopathy (confusion, asterixis) or coagulopathy (bleeding).
  • The scenario could shift to chronic hepatitis B. Then, the priority might change to "Administer antiviral medications as prescribed" to prevent cirrhosis, or "Educate on transmission prevention" (safe sex, not sharing razors).

임상 시나리오

Nursing Clinical Practice Guide Clinical Scenario: You are the nurse on a medical-surgical unit. Mr. Chen, a 28-year-old construction worker, is admitted with a diagnosis of acute Hepatitis B. He presents with scleral icterus (yellowing of the whites of the eyes), profound fatigue, and reports that his urine is "the color of tea." His vital signs are stable, but he is anxious and nauseated.

Nursing Intervention Strategy:
  1. Assessment (Priority Action): Perform a focused assessment every 4-8 hours specifically targeting signs of FHF.
    • Neurological: Use a simple tool like the Orientation-Memory-Concentration Test or assess for asterixis (have patient extend arms and dorsiflex wrists). Document level of consciousness (LOC) using Glasgow Coma Scale (GCS).
    • Gastrointestinal/Hepatic: Monitor abdominal girth for ascites, note stool color (clay-colored vs. normal), and degree of jaundice.
    • Hematological: Review daily lab results for trends in PT/INR, ammonia level, bilirubin, and liver enzymes (ALT/AST).
    • Renal: Monitor strict intake and output (I&O). Oliguria can indicate hepatorenal syndrome.
  2. Supportive Care Implementation:
    • Diet: Collaborate with a dietitian. Provide small, frequent, low-fat, high-carbohydrate meals (e.g., toast, crackers, rice, fruit). Hold protein initially unless otherwise directed, especially if ammonia is elevated.
    • Hydration & Comfort: Offer clear fluids and antiemetics (as ordered) before meals to manage nausea. Ensure adequate rest; cluster care to minimize energy expenditure.
    • Infection Control: Practice Standard Precautions. Hepatitis B is bloodborne. Handle blood and body fluids with gloves. No special isolation is needed for standard care, but educate the patient not to share personal items (razors, toothbrushes).
Patient Safety and Precautions:
  • Bleeding Risk: Use a soft-bristle toothbrush, electric razor. Avoid IM injections if possible. Monitor for petechiae, bruising, or bleeding gums.
  • Medication Caution: The liver metabolizes many drugs. Verify all medications (including OTC and herbals) with the provider for hepatotoxicity risk. Acetaminophen (Tylenol) is contraindicated.
  • Rapid Deterioration: Have emergency equipment accessible. A sudden change in LOC requires immediate intervention to protect the airway and manage cerebral edema.

Nursing Procedure & Medication Flow Monitoring for FHF - A Step-by-Step Approach: 1. Start of Shift: Establish a neurological baseline. "Mr. Chen, can you tell me your name, where you are, and today's date?" 2. Every 4 Hours: Re-assess orientation. Perform a quick physical exam: check skin/judice, palpate abdomen gently for tenderness/distension, check for asterixis. 3. With Vital Signs: Note any subtle changes in behavior, sleep pattern (day-night reversal is an early sign of encephalopathy), or speech. 4. Upon Receiving Labs: Immediately review PT/INR and ammonia levels. Report significant increases. 5. Documentation: Chart findings objectively and sequentially to track trends. "0800: Patient alert and oriented x3. No asterixis noted. 1200: Patient slightly drowsy but arousable. Mild asterixis present." This timeline is critical.

Medication Administration in Liver Disease: Always check the drug's metabolism pathway. Drugs requiring hepatic metabolism may need dose adjustments or should be avoided. Administer antivirals (if ordered for chronic management) exactly on schedule to maintain therapeutic levels and prevent resistance.

A Word from Your Senior Nurse "In the hustle of a busy shift, it's easy to get caught up in tasks like passing meds and doing routine vitals. But for a patient with acute hepatitis, your most important job is to be a detective. You are looking for the earliest, subtlest clues that the liver is failing—a hint of confusion, a new bruise, a change in sleep. Catching fulminant hepatic failure early isn't just an NCLEX answer; it's the difference between transferring a patient to the ICU for a chance at recovery versus a catastrophic code. Let your assessment skills be sharp, and never underestimate the power of knowing your patient's baseline. That vigilance is the heart of nursing."

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