Updated: 4/1/2021

Circadian Rhythm Sleep Disorder

0%
Topic
Review Topic
0
0
N/A
N/A
Questions
3
0
0
Topic
Snapshot
  • A 27-year-old surgery resident works on night float from 8 PM to 8 AM. During the night he notes that he struggles to stay awake and then cannot sleep when he finishes with his shift.  He suffers from headaches while he works and feels mildly depressed.  At the end of his frist year of residency he has a blood pressure of 130/90 mmHg; while in the past his blood pressure was normally 120/80 mmHg.
Introduction
  •  Clinical definition
    • incongruence between desired and actual sleep periods
      • differentiate from normal aging (shortening of all phases of sleep with age) 
    • subtypes
      • advanced sleep-wake phase disorder
        • early sleep onset and early wake
      • delayed sleep-wake phase disorder
        • late sleep onset and late wake
      • irregular sleep-wake type
      • non-24-hour sleep-wake type
Presentation
  •  Symptoms
    • tiredness at inappropriate times
    • inability to sleep at appropriate times
    • change in mood
Treatment
  •  Pharmacologic
    • melatonin
      • effective if taken 5.5 hours before desired sleep
  • Non-pharmacologic
    • full spectrum light therapy 
      • best for shift work
  • Other
    • no treatment
      • best for jet lag
        • will resolve spontaneously in < 1 week
  • Sleep hygiene 
    • increase exposure to bright/sunlight during the day
    • decrease exposure to blue light at night
    • no consumption of alcohol, nicotine, caffeine or chocolate
    • behavioral modification: only sleep in bed, leave bed if unable to fall asleep in 15 minutes

Please rate topic.

Average 0.0 of 0 Ratings

Questions (3)
Question locked
Sorry, this question is for
PEAK Premium Subscribers only
Upgrade to PEAK
Question locked
Sorry, this question is for
PEAK Premium Subscribers only
Upgrade to PEAK
Question locked
Sorry, this question is for
PEAK Premium Subscribers only
Upgrade to PEAK
EXPERT COMMENTS (4)
Private Note