The nurse is assessing a client with a history of heart failure who reports new-onset dyspnea and fatigue. Which finding requires the most immediate intervention?
Crackles in bilateral lower lobes.
Heart rate of 92 beats/minute.
Blood pressure of 138/86 mm Hg.
Peripheral edema 1+ in ankles.
The Correct Answer is A
Choice A reason: Crackles in bilateral lower lobes indicate pulmonary edema in heart failure, where reduced cardiac output causes fluid backup into alveoli, impairing gas exchange and causing dyspnea. This life-threatening emergency requires immediate diuretics or oxygen to reduce preload, preventing respiratory failure or hypoxia, prioritizing intervention.
Choice B reason: A heart rate of 92 beats/minute is normal and not urgent in heart failure, where dyspnea and fatigue suggest fluid overload. Crackles indicate pulmonary edema, a critical issue compromising oxygenation, necessitating immediate action to restore respiratory function, making heart rate less concerning.
Choice C reason: Blood pressure of 138/86 mm Hg is mildly elevated but not critical in heart failure. Crackles signal pulmonary edema, where fluid in alveoli impairs gas exchange, risking hypoxia. This requires urgent intervention like furosemide, as respiratory compromise is more immediate than managing stable blood pressure.
Choice D reason: Peripheral edema 1+ indicates fluid retention in heart failure but is less urgent than crackles, which signify pulmonary edema. Alveolar fluid causes dyspnea and hypoxia, requiring immediate diuretics. Edema is chronic, making respiratory assessment and intervention the priority to prevent acute respiratory failure.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A reason: Inserting a small bore tube for enteral feedings is inappropriate for acute GERD exacerbation, as feeding increases gastric volume, worsening reflux by raising pressure and acid exposure. Proton pump inhibitors (PPIs) reduce acid production, alleviating mucosal irritation, addressing GERD’s pathophysiology more effectively than nutritional interventions.
Choice B reason: Intravenous PPIs (e.g., pantoprazole) are standard for severe GERD, inhibiting H+/K+-ATPase in parietal cells, reducing acid secretion. This promotes esophageal healing when oral famotidine fails. IV delivery ensures rapid onset, critical for controlling worsening symptoms, preventing complications like esophagitis or Barrett’s esophagus in acute settings.
Choice C reason: Total parenteral nutrition (TPN) bypasses the gut, used for conditions like bowel obstruction, not GERD, which involves acid reflux from sphincter dysfunction. TPN does not address acid production. PPIs target the pathophysiological cause, reducing esophageal acid exposure, making TPN irrelevant for GERD management.
Choice D reason: A nasogastric tube with suction removes gastric contents but does not treat GERD’s acid reflux, caused by lower esophageal sphincter dysfunction. It risks aspiration and is temporary. PPIs effectively reduce acid, preventing esophageal damage, making them the preferred treatment for severe GERD exacerbation.
Correct Answer is B
Explanation
Choice A reason: Positioning right lateral with head elevation may shift fluid but does not restore drain suction. Compressing the bulb creates negative pressure, promoting drainage. Positioning is less effective, per surgical drain management and postoperative care standards in nursing practice.
Choice B reason: Compressing the bulb with the tab open, then reinserting it, restores negative pressure, enhancing drainage in the surgical drain. This ensures fluid removal, preventing hematoma or infection, per evidence-based surgical drain management and postoperative care protocols in nursing practice.
Choice C reason: Irrigating the drain with saline risks infection and is not standard for low drainage. Compressing the bulb restores suction, promoting drainage safely. Irrigation is inappropriate, per surgical drain management and infection control standards in postoperative nursing care.
Choice D reason: Reinforcing dressings and assessing drainage addresses symptoms, not the cause of low drainage. Compressing the bulb restores suction, increasing drainage effectively. Dressings are secondary, per surgical drain management and postoperative wound care protocols in nursing practice.
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