OSA

Question 1

Define apnea?

Answer 1

At least a 90% anterior to posterior collapse of the airway greater than 10 seconds

Question 2

How is hypopnea characterized?

Answer 2

Characterized by at least a 30% reduction in airflow > 10 seconds associated with oxygen desaturation or arousal on EEG

Question 3

Should Down Syndrome and other conditions associated with hypotonia be screened for OSA?

Answer 3

Yes, and regardless of symptoms

Question 4

What is the gold standard for diagnosing OSA?

Answer 4

PSG

Question 5

If diagnosing OSA with the Apnea-hypopnea index (AHI) what number of events classifies for a diagnosis of OSA in adults?

Answer 5

> /= 15 events/hour

Question 6

If diagnosing OSA with the Apnea-hypopnea index (AHI) what number of events classifies for a diagnosis of OSA in children?

Answer 6

mild= 1-4.9 events/hour and clinical sequelae
moderate = 5 - 9.9 events/hour
severe = 10+ hour