Question: A 19-year-old woman presents to a psychiatrist accompanied by her mother, who describes abnormal behavior in her daughter for the past few days. Her mother states the patient has not slept for 3 days and has been expressing grand ideas for how she plans to cure cancer. The patient's mother states that her daughter has had lots of energy and will not stop talking. The patient has no significant medical history and takes no medications. She denies any illicit drug, tobacco, or alcohol use. Her vitals are blood pressure 140/80 mmHg, heart rate 80 bpm, respirations 15 breaths/min, and temperature 98.0 °F (36.7 °C). On mental status examination, the patient is verbose, hyperactive, and fidgeting. She is uninterruptible and agitated. The physician recommends starting a medication, and serum concentrations must be monitored closely. The physician explains that common side effects include tremors, increased thirst and urination, diarrhea, weight gain, and acne. Which of the following may precipitate the toxicity of this medication? A. Treatment with acetazolamide B. Hepatic impairment C. Dehydration D. Increased dietary sodium intake