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Difficulty: EasyPulmonary and Critical Care

During a scheduled winter visit to his primary care provider, a 64-year-old male patient reports a 72-hour history of escalating dyspnea and cough. He mentions that his usual morning sputum has become significantly more voluminous and opaque yellow in color over the past few days. His medical history is notable for severe chronic obstructive pulmonary disease (COPD) requiring daily maintenance inhalers, and he has a 45-pack-year smoking history. At triage, his vital signs include a temperature of 37.3°C (99.1°F), a heart rate of 102/min, a blood pressure of 138/82 mm Hg, and a respiratory rate of 22/min. Room air oxygen saturation is 93%. Pulmonary auscultation reveals globally decreased breath sounds with prominent expiratory wheezing. The cardiac exam is unremarkable, with no elevated jugular venous pressure, normal heart sounds, and an absence of peripheral edema. Chest radiography confirms pulmonary hyperinflation without new infiltrates or effusions. Which of the following pharmacological interventions should be initiated as part of this patient's acute management plan? (Select all that apply.)

  1. Nebulized albuterol and ipratropiumAnswer
  2. A short course of oral prednisoneAnswer
  3. A five-day course of oral azithromycinAnswer
  4. D
    Intravenous bumetanide
  5. E
    Intravenous cefepime

Answer

The correct interventions are nebulized albuterol and ipratropium, a short course of oral prednisone, and a five-day course of oral azithromycin.
The correct pharmacological approach for an uncomplicated acute COPD exacerbation with all three cardinal symptoms (increased dyspnea, increased sputum volume, increased sputum purulence) consists of three mainstays. First, nebulized albuterol and ipratropium provide immediate relief of bronchospasm. Second, a short course of oral prednisone helps reduce airway inflammation, thereby accelerating recovery time and improving lung function. Third, a five-day course of oral azithromycin targets the most common bacterial pathogens associated with these exacerbations, which is specifically indicated due to the presence of increased sputum purulence.

Step-by-Step Solution

1
Identify the patient's acute clinical syndrome based on history and physical exam.
The patient is experiencing an acute exacerbation of COPD.
He presents with an acute worsening of respiratory symptoms (increased dyspnea, increased sputum volume, and increased sputum purulence) beyond normal day-to-day variations.
2
Determine the standard initial management bundle for this condition in the outpatient setting.
Therapy requires short-acting bronchodilators, systemic glucocorticoids, and an appropriate narrow-spectrum oral antibiotic.
Clinical guidelines recommend this triad for patients exhibiting the three cardinal symptoms of a COPD exacerbation to optimize recovery and prevent hospitalization.
3
Evaluate the distractors based on the absence of complicating features.
Exclude loop diuretics and broad-spectrum intravenous antibiotics.
The exam lacks signs of heart failure (no JVD, no edema), making diuretics inappropriate. Furthermore, broad-spectrum coverage is an error in antibiotic stewardship for a community-acquired, uncomplicated exacerbation.

Key Concept

The standard pharmacological management of an acute, uncomplicated COPD exacerbation includes short-acting inhaled bronchodilators, systemic glucocorticoids, and a macrolide or respiratory fluoroquinolone antibiotic if increased sputum purulence is present.
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Pulmonary and Critical Care

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