A 70-year-old man presents for a follow-up visit. He is aske…
A 70-year-old man presents for a follow-up visit. He is asked to copy a sequence of 4 sets of 3 squares, followed by a circle. Immediately after beginning the task, he tells the provider a nonsensical joke. He briefly returns to the task and is distracted first by a minor defect in the paper and then by a soft noise outside the room. Then he says that he could not concentrate because of all the distractions. He scores a 21 on the Mini-Mental Status Examination (MMSE). He has no lateralized neurological findings. Which of the following areas of his brain is responsible for his behavior?
Read DetailsA 60-year-old man with a history of schizophrenia is brought…
A 60-year-old man with a history of schizophrenia is brought to the hospital for bizarre behavior outside a public library. When police arrive, the patient laughs hysterically while running in circles and shouting. “I am the chosen one!” When asked what he is doing, he cannot respond coherently but mumbles made-up words. The patient also mentions several times that he hears “them” talking to him. Given the current presentation, which of the following elements of psychosis is the patient experiencing?
Read DetailsDonny, a 73-year-old man, presents with a 1-year history of…
Donny, a 73-year-old man, presents with a 1-year history of memory impairment. He also complains of difficulty finding words while speaking. His wife reports that he has forgotten to pay the bills and sometimes forgets to take his regular medications. Which of the following tests is indicated in the routine evaluation of dementia?
Read DetailsMatt breeds and sells snakes. He knows that he can make the…
Matt breeds and sells snakes. He knows that he can make the most money by breeding and selling albino snakes. Albinism is a recessive trait. His female albino corn snake just produced six offspring. Two displayed normal coloration and four were albino. What do you know about the genotype of the father?
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