FREE BRPT Pediatric Polysomnography Questions and Answers

Question 1

According to AASM guidelines, what is the minimum duration for scoring an obstructive apnea in an infant?

Accepted Answer

The duration of 2 breaths

Answer

10 seconds

Answer

5 seconds

Answer

The duration of 3 breaths

Question 2

Which of the following sleep stages is scored in infants but NOT in adults?

Accepted Answer

Indeterminate Sleep

Answer

Stage N1

Answer

Stage W

Answer

Stage N3

Question 3

A central apnea in a child (older than 1 year) is scored if there is a cessation of airflow and effort lasting at least:

Accepted Answer

20 seconds, OR a shorter duration if associated with an arousal or ≥3% desaturation

Answer

10 seconds

Answer

The duration of 2 breaths

Answer

15 seconds and associated with a 4% desaturation

Question 4

Which procedural adaptation is most critical for ensuring a successful PSG on a 5-year-old child?

Accepted Answer

Allowing a parent or caregiver to stay overnight in the room.

Answer

Using smaller, adult-sized sensors to ensure a strong signal.

Answer

Insisting the child sleep alone to avoid parental interference.

Answer

Applying all sensors only after the child has fallen asleep.

Question 5

What is the minimum duration for scoring an arousal from NREM sleep in a school-aged child?

Accepted Answer

3 seconds

Answer

1.5 seconds

Answer

5 seconds

Answer

10 seconds

Question 6

When scoring a pediatric study, you observe frequent, brief central apneas (5-10 seconds long) followed by a few large breaths, primarily during sleep onset. The infant is otherwise healthy. This pattern is most likely:

Accepted Answer

Periodic breathing, a normal finding in many infants.

Answer

A sign of congenital central hypoventilation syndrome.

Answer

Pathological central sleep apnea requiring intervention.

Answer

Obstructive hypoventilation.