An intoxicated patient presents to the emergency department…

An intoxicated patient presents to the emergency department with pupillary dilation, elevated blood pressure, psychomotor agitation, chest pain, and confusion. The patient appears quite thin. Which of the following substances is most likely the cause of these symptoms?

A 6-year-old boy is brought to the doctor by his parents bec…

A 6-year-old boy is brought to the doctor by his parents because of his persistently disruptive behavior over the past year. The boy’s teacher reports that he has been provoking his peers and getting in physical altercations several times a week. At home, his parents have noticed that he frequently lashes out vindictively. Last week, he intentionally threw his mother’s favorite glass vase on the floor after being chastised for not doing his chores. This child’s symptom profile suggests a potential future risk of developing which of the following disorders

A patient presents to your office reporting new-onset visual…

A patient presents to your office reporting new-onset visual and auditory hallucinations over the past 24 hours. On examination you observe a bilateral hand tremor and psychomotor agitation. Vitals are significant for tachycardia and hypertension. This patient is most likely experiencing withdrawal from which of the following substances?

Mr. S was a 45-year-old postal service employee who was eval…

Mr. S was a 45-year-old postal service employee who was evaluated at a clinic specializing in the treatment of depression. He claimed to have felt constantly depressed since the first grade without a period of normal mood for more than a few days at a time. His depression was accompanied by lethargy; little or no interest or pleasure in anything; trouble in concentrating; and feelings of inadequacy; pessimism, and resentfulness. His only periods of normal mood occurred when he was home alone, listening to music or watching TV. On further questioning, Mr. S revealed that he could never remember feeling comfortable socially. Even before kindergarten, if he was asked to speak in front of a group of family friends, his mind would go blank. He felt over overwhelming anxiety at children’s social functions, such as birthday parties, which he either avoided or attended in total silence. He could answer questions in class only if he wrote down the answers in advance; even then, he frequently mumbled and could not get the answer out. He met new children with his eyes lowered and embarrassed.  He was convinced that everyone around him though he was “dumb or a jerk.” The PMHNP would diagnose Mr. S with which of the following: