Anesthesia Board Exam Started: Jul 13, 2026 04:19 Page 47 of 55 Attempt #1954 Overall: 0 / 275 questions answered Question 231 / 275 Not answered In an emergency department assessment: a 59-year-old man presents with rapid ETCO2 rise with rigidity. Relevant risk context includes obesity. What is the most likely diagnosis? A. Anaphylaxis during induction B. Predicted difficult airway C. Opioid-induced respiratory depression D. Malignant hyperthermia E. Perioperative aspiration risk Show Answer & Explanation Correct Answer: C Explanation: The pattern of rapid ETCO2 rise with rigidity with risk factors such as obesity is most consistent with Opioid-induced respiratory depression. This answer best matches the expected diagnostic framework for Anesthesia. Reference: DAS Airway Guidelines; Anesthesia topic-specific current guideline update Comments & Discussion No comments yet. Be the first to comment! Your Name * Your Comment * (Max 200 chars) 200 characters remaining Post Comment Comments remaining this hour: 10/10 Question 232 / 275 Not answered During morning rounds: a 37-year-old woman presents with rapid ETCO2 rise with rigidity. Relevant risk context includes major surgery. What is the most likely diagnosis? A. Opioid-induced respiratory depression B. Anaphylaxis during induction C. Spinal anesthesia hypotension D. Malignant hyperthermia E. Perioperative aspiration risk Show Answer & Explanation Correct Answer: A Explanation: The pattern of rapid ETCO2 rise with rigidity with risk factors such as major surgery is most consistent with Opioid-induced respiratory depression. This answer best matches the expected diagnostic framework for Anesthesia. Reference: DAS Airway Guidelines; Anesthesia topic-specific current guideline update Comments & Discussion No comments yet. Be the first to comment! Your Name * Your Comment * (Max 200 chars) 200 characters remaining Post Comment Comments remaining this hour: 10/10 Question 233 / 275 Not answered In an outpatient specialty clinic: a 36-year-old woman presents with limited mouth opening with reduced neck extension. Relevant risk context includes polypharmacy. What is the most likely diagnosis? A. Perioperative aspiration risk B. Malignant hyperthermia C. Anaphylaxis during induction D. Spinal anesthesia hypotension E. Predicted difficult airway Show Answer & Explanation Correct Answer: E Explanation: The pattern of limited mouth opening with reduced neck extension with risk factors such as polypharmacy is most consistent with Predicted difficult airway. This answer best matches the expected diagnostic framework for Anesthesia. Reference: NICE Perioperative Care Guidance Comments & Discussion No comments yet. Be the first to comment! Your Name * Your Comment * (Max 200 chars) 200 characters remaining Post Comment Comments remaining this hour: 10/10 Question 234 / 275 Not answered During a primary-care follow-up visit: a 45-year-old woman presents with limited mouth opening with reduced neck extension. Relevant risk context includes OSA. What is the most likely diagnosis? A. Opioid-induced respiratory depression B. Anaphylaxis during induction C. Spinal anesthesia hypotension D. Malignant hyperthermia E. Predicted difficult airway Show Answer & Explanation Correct Answer: D Explanation: The pattern of limited mouth opening with reduced neck extension with risk factors such as OSA is most consistent with Malignant hyperthermia. This answer best matches the expected diagnostic framework for Anesthesia. Reference: DAS Airway Guidelines; Anesthesia topic-specific current guideline update Comments & Discussion No comments yet. Be the first to comment! Your Name * Your Comment * (Max 200 chars) 200 characters remaining Post Comment Comments remaining this hour: 10/10 Question 235 / 275 Not answered During a primary-care follow-up visit: a 24-year-old woman is evaluated for regurgitation risk in urgent surgery in the context of OSA. Which is the most appropriate next investigation? A. Capnography and gas exchange monitoring B. Perioperative hemodynamic monitoring C. Postoperative pain assessment D. Structured airway assessment E. ABG when ventilatory compromise is suspected Show Answer & Explanation Correct Answer: A Explanation: Capnography and gas exchange monitoring is the most appropriate next test because it directly clarifies the leading diagnosis and guides immediate management in Anesthesia. Reference: ESAIC Perioperative Guidelines Comments & Discussion No comments yet. Be the first to comment! Your Name * Your Comment * (Max 200 chars) 200 characters remaining Post Comment Comments remaining this hour: 10/10 Cancel « ← Previous Page 47 of 55 Next → »