A 24-year-old man presents to the college campus clinic worried that he is having a nervous breakdown. The patient was diagnosed with attention-deficit/hyperactivity disorder (ADHD) during his freshman year and has been struggling to keep his grades up. He has recently become increasingly worried that he might not be able to graduate on time. For the past 2 months, he has been preoccupied with thoughts of his dorm room burning down and he finds himself checking all the appliances and outlets over and over even though he knows he already checked everything thoroughly. This repetitive behavior makes him late to class and has seriously upset his social activities. The patient is afebrile and vital signs are within normal limits. Physical examination is unremarkable. Which of the following is the most likely diagnosis?
AObsessive-compulsive disorder
BTourette syndrome
CDelusional disorder
DSchizophrenia
EObsessive-compulsive personality disorder
A 19-year-old woman comes to the physician because of a 2-day history of difficulty sleeping. She worries that the lack of sleep will ruin her career prospects as a model. She has been coming to the physician multiple times over the past year for minor problems. She is dressed very extravagantly and flirts with the receptionist. When she is asked to sit down in the waiting room, she begins to cry and says that no one listens to her. When she is called to the examination room, she moves close to the physician, repeatedly intends to touch his cheek, and makes inappropriate comments. She does not have a history of self-harm or suicidal ideation. Which of the following is the most likely diagnosis?
ASchizotypal personality disorder
BBorderline personality disorder
CDependent personality disorder
DNarcissistic personality disorder
EHistrionic personality disorder
A 28-year-old woman is brought to a counselor by her father after he found out that she is being physically abused by her husband. The father reports that she refuses to end the relationship with her husband despite the physical abuse. She says that she feels uneasy when her husband is not around. She adds, “I'm worried that if I leave him, my life will only get worse.” She has never been employed since they got married because she is convinced that nobody would hire her. Her husband takes care of most household errands and pays all of the bills. Physical examination shows several bruises on the thighs and back. Which of the following is the most likely diagnosis?
ASchizoid personality disorder
BSeparation anxiety disorder
CAvoidant personality disorder
DDependent personality disorder
EBorderline personality disorder
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