A 62-Year-Old Woman Visits the Office for a Check-Up on Her

A 62-year-old woman visits the office for a check-up on her deteriorating hypertension. The patient admits to not taking her blood pressure medicine as directed. "I always listen to my physiological rhythms when selecting whether to take medicine on a specific day," she explains. The patient claims that her crystal jewelry has therapeutic properties, and she runs an internet forum regarding crystal health advantages. Most people do not trust her, and she believes she can forecast the weather based on the amount of birds in her yard. She is unemployed, lives alone, and has few friends. The patient makes little eye contact and is moderately apprehensive during the assessment. She has no audio hallucinations and no particular delusions. Which of the following is the most likely explanation for this clinical presentation?

A) Avoidant personality disorder
B) Borderline personality disorder
C) Obsessive-compulsive personality disorder
D) Paranoid personality disorder
E) Schizoid personality disorder
F) Schizophrenia
G) Schizotypal personality disorder