1. Complaint of insomnia or excessive sleepiness. The patient may occasionally be unaware of clinical facts that are nevertheless apparent to others.
2. Frequent episodes of shallow breathing or absence of breathing during sleep.
3. Polysomnography shows central apneic pauses lasting more than 10 seconds (20 seconds in infancy), with one of the following:
Table 29 (Continued)
a. Frequent awakening from sleep associated with apnea.
b. Bradycardia or tachycardia.
d. Multiple sleep latency test exhibiting a mean sleep latency of less than 10 minutes.
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