A 73-year-old man is brought in by his wife with a history of progressive personality changes. The patient’s wife says that, over the past 3 years, he has become increasingly aggressive and easily agitated, which is extremely out of character for him. His wife also says that he has had several episodes of urinary incontinence in the past month. He has no significant past medical history. The patient denies any history of smoking, alcohol use, or recreational drug use. The patient is afebrile, and his vital signs are within normal limits. A physical examination is unremarkable. The patient takes the mini-mental status examination (MMSE) and scores 28/30. A T2 magnetic resonance image (MRI) of the head is performed and the results are shown in the exhibit (see image). Which of the following is the next best diagnostic step in the management of this patient?
AContrast MRI of the head
BLumbar puncture
CNoncontrast CT of the head
DBrain biopsy
ESerum ceruloplasmin level
A 61-year-old woman presents to her primary care doctor with her son who reports that his mother is not acting like herself. She has gotten lost while driving several times in the past 2 months and appears to be talking to herself frequently. Of note, the patient’s husband died from a stroke 4 months ago. The patient reports feeling sad and guilty for causing so much trouble for her son. Her appetite has decreased since her husband died. On examination, she is oriented to person, place, and time. She is inattentive, and her speech is disorganized. She shakes her hand throughout the exam without realizing it. Her gait is slow and appears unstable. This patient’s condition would most likely benefit from which of the following medications?
ABromocriptine
BRivastigmine
CReserpine
DSelegiline
ELevodopa
A 63-year-old woman is brought to the clinic by her husband with complaints of cognitive decline. The patient's husband says that she has had intermittent problems with her memory for the past few years. He says she has occasional 'bad days' where her memory deteriorates to the point where she cannot perform activities of daily living. She is also sometimes found conversing in an empty room and, when inquired, she confirms that she is talking to a friend. There have also been some recent falls. There is no history of fever, recent head trauma, loss of consciousness, or illicit drug use. Past medical history is significant for bronchial asthma and osteoarthritis, both managed medically. Her mother died due to metastatic breast cancer at age 71 and her father was diagnosed with Alzheimer's disease at age 65. The patient is afebrile and her vital signs are within normal limits. Physical examination reveals a tremor present in both her hands that attenuates with voluntary movement. Deep tendon reflexes are 2+ bilaterally. Romberg's sign is negative. She has a slow gait with a mild stooped posture. Her laboratory findings are significant for the following: Hemoglobin 12.9 g/dL White cell count 8,520/mm³ Platelets 295,000/mm³ Serum creatinine 1.0 mg/dL Glucose 94 mg/dL Sodium 141 mEq/L Potassium 3.9 mEq/L Calcium 92 mg/dL Ferritin 125 ng/mL Serum B12 305 ng/L TSH 2.1 µU/mL Ceruloplasmin 45 mg/dL Which of the following is the most appropriate management for this patient?
AEscitalopram
BPenicillamine
CHaloperidol
DRopinirole
ERivastigmine
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