Preoperative Optimization — Flashcards

Flashcard 1: The most effective circuit for anesthesia under controlled breathing is Mapleson _____

Answer: D (Bain circuit)

Extra: Efficiency of Mapleson circuits: - **Controlled ventilation**: D > E > F > B > C > A - **Spontaneous ventilation**: A > D > E > C > B

Flashcard 2: _____ block is recommended for the surgical procedures involving the shoulder.

Answer: Interscalene

Flashcard 3: Drugs commonly used for IVRA/Bier's block are lidocaine and _____.

Answer: prilocaine

Flashcard 4: A patient not undergoing regular scheduled dialysis would be classified under ASA _____

Answer: IV

Flashcard 5: A patient with **severe systemic disease** that is a **constant threat to life** would be classified as **ASA ____**

Answer: IV

Extra: ASA IV: A patient with severe systemic disease that is a constant threat to life. Examples include: - Recent (< 3 months) MI, CVA, TIA, or CAD/stents - Ongoing cardiac ischemia or severe valve dysfunction - Severe reduction of ejection fraction - Sepsis, DIC, ARDS, or ESRD not undergoing regular dialysis

Flashcard 6: 2020 AHA guidelines recommendations:Parameters such as _____ may be used to monitor and optimize CPR quality

Answer: ETCO2

Flashcard 7: A patient who is not expected to survive without the operation would be classified under ASA _____

Answer: V

Flashcard 8: Recommended preoperative fasting periods for all above 1 year of age are _____ hours for clear fluids, _____ hours for a light meal, and _____ hours for fried, fatty food.

Answer: 2; 6; 8