DAANCE Office Anesthesia Emergencies 2

Question 1

The initial management of a dental patient experiencing an acute asthmatic attack unresponsive to their own rescue inhaler is:

Accepted Answer

Administer epinephrine 0.3 mg IM and activate EMS if severe

Answer

Administer IV antihistamine (diphenhydramine) immediately

Answer

Place patient supine and apply high-flow oxygen via nasal cannula

Answer

Administer IV ketamine for its bronchodilatory properties

Question 2

Laryngospasm is BEST distinguished from bronchospasm during sedation by:

Accepted Answer

High-pitched inspiratory stridor and complete or partial upper airway closure

Answer

Presence of expiratory wheezing on auscultation

Answer

Hypotension and tachycardia as primary findings

Answer

Gradual onset over 10 to 15 minutes

Question 3

During IV sedation, a patient develops lip swelling, urticaria, and wheezing 10 minutes after cefazolin administration. The FIRST drug to administer is:

Accepted Answer

Epinephrine 0.3 mg IM (1:1000)

Answer

Diphenhydramine 50 mg IV

Answer

Methylprednisolone 125 mg IV

Answer

Albuterol inhaler 2 puffs

Question 4

A patient develops a vasovagal syncope episode during local anesthetic injection. The FIRST action is:

Accepted Answer

Place the patient in Trendelenburg position (supine with legs elevated)

Answer

Administer 0.5 mg atropine IV immediately

Answer

Inject epinephrine 0.3 mg IM

Answer

Check blood glucose immediately

Question 5

A patient with known coronary artery disease develops chest tightness and diaphoresis during dental sedation. After positioning and administering supplemental oxygen, the NEXT priority is:

Accepted Answer

Activating EMS and administering aspirin 325 mg chewable if not contraindicated

Answer

Completing the dental procedure quickly to reduce procedure time

Answer

Administering IV midazolam to reduce patient anxiety and pain

Answer

Rechecking blood pressure and waiting 15 minutes to reassess

Question 6

Which maneuver is MOST effective for initial management of an obstructed airway in an unconscious patient with a foreign body above the glottis?

Accepted Answer

Head-tilt-chin-lift followed by direct visualization and manual removal if visible

Answer

Blind finger sweeps of the pharynx

Answer

Abdominal thrusts (Heimlich maneuver) in supine position

Answer

Immediate cricothyroidotomy