Question: A 67-year-old woman complains of insomnia. She does not have trouble falling asleep between 10 p.m. and 11 p.m., but after one to two hours, she awakens for several hours in the middle of the night, sleeps again for two to four hours in the early morning, and then naps three or four times during the day for one to three hours at a time. She has a family history of dementia. On exam she appears fatigued and has deficits in short-term memory, calculation, and abstraction. What is her sleep disorder diagnosis? Need Assignment Help?
Question options:
- Major neurocognitive disorder
- Circadian rhythm sleep disorder, irregular sleep-wake type.
- Insomnia disorder
- Major depressive disorder