30 Questions
Which of the following is a clinical feature of acute respiratory distress syndrome (ARDS)?
Severe dyspnea
What is the annual incidence of ARDS prior to the COVID-19 pandemic?
60 cases/100,000 population
Which of the following is NOT a common cause of ARDS?
Asthma
What is the most frequently reported surgical condition in ARDS patients with trauma?
Pulmonary contusion
Which of the following is a key goal in the management of ICU patients?
Minimizing unnecessary procedures and their complications
Which clinical variable is NOT associated with the development of ARDS?
Pancreatitis
What is the potential harm of mechanical ventilation?
Aggravation of lung injury
What is the recommended tidal volume for patients with ARDS?
6 mL/kg of predicted body weight
What is the increased risk of developing ARDS for trauma patients with an APACHE II score ≥16?
2.5-fold
What is the purpose of positive end-expiratory pressure (PEEP) in ARDS?
To minimize alveolar collapse
Which phase of the natural history of ARDS is characterized by the accumulation of edema fluid in the interstitial and alveolar spaces?
Exudative phase
What is the characteristic radiographic finding in ARDS?
Opacities consistent with pulmonary edema
Which of the following is a common disorder in the differential diagnosis of ARDS?
Acute interstitial pneumonitis
During which phase of ARDS do patients experience dyspnea, tachypnea, and hypoxemia?
Proliferative phase
What histological changes are seen in the fibrotic phase of ARDS?
Pulmonary fibrosis and vascular occlusion
What is the increased risk associated with lung biopsy evidence for pulmonary fibrosis in any phase of ARDS?
Increased mortality risk
Which maneuver requires a critical care team that is experienced in 'proning'?
Neuromuscular blockade
Which mode of mechanical ventilation has not been proven beneficial over standard modes of ventilation in ARDS management?
Airway pressure release ventilation
Which therapy has not been shown to improve survival or decrease time on mechanical ventilation in ARDS?
Glucocorticoids
What is the hospital mortality estimate for severe ARDS according to the LUNG SAFE trial?
46.1%
Which of the following is often documented 5 years after ARDS?
All of the above
When caring for ARDS survivors, what potential burden of psychological problems should healthcare providers be aware of?
Both depression and posttraumatic stress disorder
What is the recommended chapter for information regarding COVID prognosis and recovery?
Chap. 199
What is the timeframe when exercise limitation and decreased physical quality of life are often documented after ARDS?
5 years
Which of the following is NOT a potential psychological problem in ARDS survivors and family caregivers?
Substance abuse
What is the typical outcome of physical function assessment 5 years after ARDS?
Decreased physical quality of life
Which of the following is NOT a major risk factor for ARDS mortality?
Chronic immunosuppression
Which therapy is NOT recommended for ARDS based on clinical evidence against efficacy?
Inhaled vasodilators
Which patients with ARDS are more likely to have a higher survival rate?
Surgical and trauma patients without direct lung injury
Which parameter of lung injury has little additional value in predicting ARDS mortality?
Level of positive end-expiratory pressure (PEEP)
Test your knowledge on ARDS outcomes and mortality factors in this quiz. Explore the impact of nonpulmonary causes and advancements in care for septic/infected patients and those with multiple organ failure.
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