Free Board Review Questions of the Week – Pediatric Cardiovascular Disorders

Adam WandermanPediatric Medicine Question of the Week, Question of the Week

Free board review question of the week pediatric cardiovascular disorders

Free Pediatric Cardiovascular Disorders board review questions sample from Med-Challenger.

Pediatric cardiovascular rate and rhythm disorders review questions are part of a well-rounded pediatric education, and is an essential component of complete patient care. Med-Challenger offers pediatric cardiovascular disorders review questions and everything else you need to maintain your clinical practice. More free pediatric cardiovascular disorders sample questions can be accessed via this week’s Quick Quiz, and via free trial of Med-Challenger PEDS.

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This week’s case-based question:

A 10-year-old boy who is deaf is evaluated by you after he fainted in the cafeteria at school. Thinking the child may have been hungry, his teacher made sure he ate a large lunch and sent him back to class. Two hours later, while in gym class, the patient fainted a second time. His parents were notified, and he was brought in to you for evaluation.

On examination, the patient is alert and sitting up in bed while playing chess with his father, who is also deaf. Vital signs are normal. Neurologic examination is without other significant findings.

Electrocardiography (ECG) is obtained (see Figure).
Chest x-ray is normal. Laboratory studies confirm a white blood cell count of 11,500/µL.

What finding could account for the syncope?

Answer Options

Delta waves suggestive of Wolff-Parkinson-White syndrome
Multiple premature ventricular contractions (PVCs)
Variable atrioventricular (AV) block
Complete (third-degree) atrioventricular (AV) block
QT interval prolongation

And the answer is …

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