Order Thoracic Anesthesia Discussion Questions

Order Thoracic Anesthesia Discussion Questions
Order 5867803
Order Thoracic Anesthesia Discussion Questions
1. To decrease the risk of postoperative pulmonary complications associated with
smoking, when should the patient stop smoking?
A. 48 hours
B. 1-2 weeks
C. 2-4 weeks
D. 4-6 weeks
2. Which one of the following is a risk for acute lung injury (ALI)
postoperatively?
A. Active ethanol abuse
B. History of myocardial infarction
C. History of peripheral vascular disease
D. History of stroke
Order Thoracic Anesthesia Discussion Questions
3. A 67-year-old woman presents for right lower lobe lobectomy. Which of the
following results obtained via spirometry testing would place her at an
increased risk for postoperative complications?
A. Forced expiratory volume in 1 second (FEV1) of 1300 mL
B. Predicted postoperative FEV1 70% of normal
C. Maximum voluntary ventilation of 62% or predicted value
D. Reserve volume (RV)/total lung capacity (TLC) of 57%
4. Which of the following symptoms is most consistent with theophylline toxicity?
A. Tinnitus
B. Itching
C. Tachyarrhythmia
D. Heart block
5. Which of the following patients would have a low probability of developing
postoperative respiratory complications?
A. A 56-year-old man whose oxygen saturation drops 6% during exercise
B. A 58-year-old woman who has a 6-minute walk distance of 610 m
C. A 54-year-old woman who can climb 2 flights of stairs
D. A 55-year-old man with a VO2 max of 12 mL/kg/min
Order Thoracic Anesthesia Discussion Questions
6. 6. Which of the following is a predictor of desaturation during one-lung
ventilation (OLV)?
A. Left-sided thoracotomy
B. Lateral position during surgery
C. Normal preoperative spirometry
D. Balanced perfusion on ventilation/perfusion (V/Q) imaging
7. Which patient is most likely to desaturate during OLV?
A. A 68-year-old woman with a history of moderate chronic obstructive pulmonary
disease (COPD) with a PaO2
: 481 mm Hg on 100% O2 before OLV
B. A 72-year-old man undergoing thoracotomy for left lower lobe adenocarcinoma
C. A 59-year-old man undergoing video-assisted thoracoscopic (VAT) resection of
left upper lobe adenocarcinoma
D. A 61-year-old man with a PaO2 of 187 mm Hg on 100% O2 before OLV
8. For which of the following surgical procedures is a right-sided double-lumen
tube (DLT) most likely indicated?
A. Left lower lobectomy
B. Bilateral lung transplantation
C. Open thoracic aortic aneurysm repair
D. Left sleeve resection with involvement of left mainstem
9. During a routine right thoracotomy for tumor resection with peak airway
pressures in the mid 40s cm H2O during OLV, the patient suddenly becomes
hypotensive and hypoxic. End-tidal carbon dioxide drops precipitously. Which of
the following is the next best step in management?
A. Bronchoscopy
B. Needle decompression of dependent lung
C. Resumption of two-lung ventilation
D. Application of continuous positive airway pressure (CPAP) to operative lung
10. Which of the following is an absolute indication for OLV with a DLT as
opposed to a bronchial blocker?
A. Need for independent lung ventilation in a patient with severe unilateral rib
fractures
B. Wedge resection
C. Pneumonectomy
D. Lobectomy
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