A 69-year-old male presents to his primary care physician for a checkup. He has not seen a doctor in 15 years and thought he may need an exam. The patient’s past medical history is unknown and he is not currently taking any medications. The patient lives on a rural farm alone and has since he was 27 years of age. The patient works as a farmer and never comes into town as he has all his supplies delivered to him. The patient is oddly adorned in an all-denim ensemble, rarely makes eye contact with the physician, and his responses are very curt. A physical exam is performed and is notable for an obese man with a S3 heart sound on cardiac exam. The patient is informed that further diagnostic testing may be necessary and that it is recommended that he begin taking lisinopril and hydrochlorothiazide for his blood pressure of 155/95 mmHg. Which of the following is the most likely personality disorder that this patient suffers from?
AAvoidant
BSchizoid
CParanoid
DSchizotypal
EAntisocial
A 26-year-old man is brought to the emergency department by his wife because of bizarre and agitated behavior for the last 6 weeks. He thinks that the NSA is spying on him and controlling his mind. His wife reports that the patient has become withdrawn and at times depressed for the past 3 months. He lost his job because he stopped going to work 4 weeks ago. Since then, he has been working on an invention that will block people from being able to control his mind. Physical and neurologic examinations show no abnormalities. On mental status examination, he is confused and suspicious with marked psychomotor agitation. His speech is disorganized and his affect is labile. Which of the following is the most likely diagnosis?
ABrief psychotic disorder
BSchizophreniform disorder
CSchizotypal personality disorder
DSchizophrenia
EDelusional disorder
A 25-year-old man presents to his primary care physician with a chief complaint of "failing health." He states that he typically can converse with animals via telepathy, but is having trouble right now due to the weather. He has begun taking an assortment of Peruvian herbs to little avail. Otherwise he is not currently taking any medications. The patient lives alone and works in a health food store. He states that his symptoms have persisted for the past eight months. On physical exam, you note a healthy young man who is dressed in an all burlap ensemble. When you are obtaining the patient's medical history there are several times he is attempting to telepathically connect with the animals in the vicinity. Which of the following is the most likely diagnosis?
ABrief psychotic disorder
BSchizoid personality disorder
CSchizophrenia
DSchizophreniform disorder
ESchizotypal personality disorder
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