A 17-year-old girl is brought to the physician because of generalized fatigue and an inability to concentrate in school for the past 4 months. During this period, she has had excessive daytime sleepiness. While going to sleep, she sees cartoon characters playing in her room. She wakes up once or twice every night. While awakening, she feels stiff and cannot move for a couple of minutes. She goes to sleep by 9 pm every night and wakes up at 7 am. She takes two to three 15-minute naps during the day and wakes up feeling refreshed. Examination shows no abnormalities. Which of the following is the most likely diagnosis in this patient?

Question

A 17-year-old girl is brought to the physician because of generalized fatigue and an inability to concentrate in school for the past 4 months. During this period, she has had excessive daytime sleepiness. While going to sleep, she sees cartoon characters playing in her room. She wakes up once or twice every night. While awakening, she feels stiff and cannot move for a couple of minutes. She goes to sleep by 9 pm every night and wakes up at 7 am. She takes two to three 15-minute naps during the day and wakes up feeling refreshed. Examination shows no abnormalities.  Which of the following is the most likely diagnosis in this patient?

Quizplus · Accepted Answer

Eductional Objective: Narcolepsy is a chronic sleep disorder characterized by excessive daytime sleepiness, cataplexy, and REM sleep-related phenomena (ie, hypnagogic/hypnopompic hallucinations, sleep paralysis).

A 17-Year-Old Girl Is Brought to the Physician Because of Generalized