Author Question: A patient diagnosed with obstructive sleep apnea would have which of the following poly-somnographic ... (Read 52 times)

jayhills49 · **on:** Jul 16, 2018

A patient diagnosed with obstructive sleep apnea would have which of the following poly-somnographic testing results?

a. 8 apnea periods, of 4 to 8 seconds' dura-tion, per hour of sleep and an SpO2 of 90 to 93
b. 20 apnea periods, of 5 to 9 seconds' dura-tion, per hour of sleep, with no arousals
c. 15 apnea periods, of 15 to 20 seconds' duration, per hour of sleep and bradycar-dia
d. 5 apnea periods, of approximately 8 sec-onds' duration each, per hour of sleep, with snoring

Question 2

The criteria for diagnosing obstructive sleep apnea with polysomnography include which of the following?

a. More than 2 periods of obstructive apnea, of 15 seconds' duration each, per hour
b. More than 5 periods of obstructive apnea, of 10 seconds' duration each, per hour
c. At least 5 periods of obstructive apnea, of 30 seconds' duration each, per hour
d. At least 10 periods of obstructive apnea, of 20 seconds' duration each, per hour

welcom1000 · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: C
This patient has more than 5 apnea periods per hour of sleep with each episode lasting more than 10 seconds, along with bradycardia.

Answer to Question 2

ANS: B
Part of a diagnosis of obstructive sleep apnea requires that the patient demonstrate more than 5 periods of obstructive apnea, each of 10 seconds' duration, per hour of sleep.