A previously healthy 13-year-old girl is brought to the physician by her mother because of a change in behavior. The mother reports that over the past 6 months, her daughter has had frequent mood swings. Sometimes, she is irritable for several days and loses her temper easily. In between these episodes, she behaves “normal,” spends time with her friends, and participates in gymnastics training twice a week. The mother has also noticed that her daughter needs more time than usual to get ready for school. Sometimes, she puts on excessive make-up. One month ago, her teacher had informed the parents that their daughter had skipped school and was seen at the local mall with one of her classmates instead. The patient reports that she often feels tired, especially when she has to wake up early for school. On the weekends, she sleeps until 1 pm. Menses have occurred at 15- to 45-day intervals since menarche at the age of 12 years; they are not associated with abdominal discomfort or functional impairment. Physical examination shows no abnormalities. Which of the following is the most likely explanation for the patient's behavior?
AMajor depressive disorder
BPremenstrual syndrome
CBorderline personality disorder
DNormal behavior
EBipolar disorder
A 45-year-old man is brought to the physician by his wife for the evaluation of abnormal sleep patterns that began 10 days ago. She reports that he has only been sleeping 2–3 hours nightly during this time and has been jogging for long periods of the night on the treadmill. The patient has also been excessively talkative and has missed work on several occasions to write emails to his friends and relatives to convince them to invest in a new business idea that he has had. He has chronic kidney disease requiring hemodialysis, but he has refused to take his medications because he believes that he is cured. Eight months ago, he had a 3-week long period of persistent sadness and was diagnosed with major depressive disorder. Mental status examination shows psychomotor agitation and pressured speech. Treatment of this patient's condition should include which of the following drugs?
ATriazolam
BValproate
CMirtazapine
DFluoxetine
EBupropion
A 32-year-old woman is brought to the physician by her husband, who is concerned about her ability to care for herself. Three weeks ago, she quit her marketing job to start a clothing company. Since then, she has not slept more than 4 hours per night because she has been working on her business plans. She used a significant portion of their savings to fund business trips to Switzerland in order to buy “only the best quality fabrics in the world.” She has not showered and has eaten little during the past 3 days. She has had 2 similar episodes a few years back that required hospitalization and treatment in a psychiatry unit. She has also suffered from periods of depression. She is currently not taking any medications. She appears unkempt and agitated, pacing up and down the room. She speaks very fast without interruption about her business ideas. She has no suicidal ideation or ideas of self-harm. Toxicology screening is negative. Which of the following is the most appropriate pharmacotherapy for the management of this patient?
AClonazepam therapy for one year
BLong-term lithium therapy
CSertraline therapy for one year
DLong-term risperidone therapy
ELong-term clozapine therapy
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