EDAIC Pediatric and Neonatal Anesthesia 3

Question 1

What is the most common cause of intraoperative bradycardia in infants?

Accepted Answer

Hypoxia

Answer

Hypoxia is the most common cause of bradycardia in infants; the first step in management is ensuring adequate oxygenation and ventilation.

Question 2

A 4-year-old child (18 kg) requires atropine for refractory bradycardia during anesthesia. What is the correct IV dose?

Accepted Answer

0.36 mg (0.02 mg/kg)

Answer

The recommended IV dose of atropine for pediatric bradycardia is 0.02 mg/kg (minimum 0.1 mg), giving 0.36 mg for an 18 kg child.

Question 3

Which condition is an absolute contraindication to succinylcholine in pediatric patients?

Accepted Answer

Undiagnosed skeletal muscle myopathy

Answer

Undiagnosed skeletal muscle myopathy (e.g., Duchenne's) can cause life-threatening hyperkalemia and rhabdomyolysis with succinylcholine.

Question 4

In a child with tetralogy of Fallot presenting for non-cardiac surgery, which induction agent is MOST appropriate?

Accepted Answer

Ketamine

Answer

Ketamine maintains or increases systemic vascular resistance, which is beneficial in right-to-left shunting lesions like tetralogy of Fallot by reducing the degree of shunting.

Question 5

What is the significance of the Sellick maneuver (cricoid pressure) in pediatric rapid sequence induction?

Accepted Answer

Its effectiveness is unproven and it may worsen laryngoscopy view

Answer

The effectiveness of cricoid pressure in preventing aspiration is unproven and it may worsen the laryngoscopic view; its routine use is controversial.

EDAIC - European Diploma in Anesthesiology and Intensive Care Practice Test

EDAIC - European Diploma in Anesthesiology and Intensive Care Practice Test

EDAIC Pediatric and Neonatal Anesthesia 3