Life Long Learning in Neurology - part 10 potx

... cobalamin and renders methylcobalamin inactive, producing clinical manifestations of cobalamin deficiency, especially in patients with preexisting subclinical cobalamin deficiency. 10. A 54-year-old ... bradycardia during upright tilt B. Elevated plasma norepinephrine levels in the upright posture C. Hypotension in response to adrenoceptor agonists D. Increase in blood pressure...

Ngày tải lên: 09/08/2014, 16:21

... following markers of inflammation is the most predictive of relative risk of stroke? A. Tumor necrosis factor-[alpha] B. High-sensitivity C-reactive protein C. Interleukin 6 D. Interleukin 10 ... been found to have the predictive value of high-sensitivity C-reactive protein. Interleukin 10 is an anti-inflammatory cytokine. 22. A 5-year-old girl with glomerulonephritis, renal failur...

Ngày tải lên: 09/08/2014, 16:21

... encoding which of the following proteins? A. Proteolipid protein B. Myelin basic protein C. Spastin D. Paraplegin E. Spartin Correct Answer: The correct answer is C. The history and findings ... interleukin-6 and 1 4-3 -3 proteins Correct Answer: The correct answer is E. Increased levels of interleukin-6 or 1 4-3 -3 proteins in CSF may predict the severity of long- term disab...

Ngày tải lên: 09/08/2014, 16:21

... answer is E. Brief counseling from medical professionals has been shown to increase smoking cessation by 69% and should be included in all smoking-abstinence programs. Nicotine replacement therapy ... interval = 3.3 - 18) increase in bleeding. 27. Which of the following was a quality measure for stroke identified by the Health Care Financing Administration (HCFA) in its first la...

Ngày tải lên: 09/08/2014, 16:21

... pleocytosis, this occurs in the setting of polyradiculopathy in immunosuppressed patients infected with HIV type 1. 33. A 67-year-old Native American from rural Arizona with non-insulin-dependent diabetes ... regulatory element binding protein (SREBP) cleavage activating protein (SCAP) D. Increase in circulating LDL E. De-activation of sterol regulatory element binding proteins (SRE...

Ngày tải lên: 09/08/2014, 16:21

... be avoided. 35. A 57-year-old man is evaluated for a 3-month history of episodic spinning sensation triggered by turning in bed, arising from bed in the morning, or extending his neck to look ... and vomiting. Although the severe symptoms resolved in 2 days, she continued to feel weak and remained in bed for the following 10 days. Since then, she has complained of chronic dizzin...

Ngày tải lên: 09/08/2014, 16:21

... serotonin-norepinephrine reuptake inhibitor with selegiline appears to be rare, combination of these agents with selegiline should be avoided. Rasagiline, a new monoamine oxidase type B-inhibitor ... following is the most appropriate management option for this patient's inappropriate laughing and crying? A. Discontinue interferon beta-1b B. Begin desipramine C. Begin gabapentin D....

Ngày tải lên: 09/08/2014, 16:21

... Rasagiline is a relatively selective inhibitor of monoamine oxidase-B (MAO-B). Monamine oxidase-A (MAO-A) in the gut metabolizes ingested tyramine. The dose at which rasagiline loses its MAO-B ... absolute response to indomethacin. 40. A 39-year-old man reports a 1-year history of sharp, stabbing pain behind or above the left eye lasting 5 to 10 seconds and recurring multiple times p...

Ngày tải lên: 09/08/2014, 16:21

... engaging in alerting activities prior to sleep. Idiopathic insomnia is a long- standing, often lifelong, form of insomnia without associated etiologic factors or stressors. 9. A 45-year-old ... carbamazepine metabolism by CYP3A4, resulting in increasing plasma carbamazepine levels and risk of toxicity. Other drugs producing this effect include antivirals (delavirdine, indinavir, ritona...

Ngày tải lên: 09/08/2014, 16:21

... region. Symptoms of vertiginous seizures include dizziness, disequilibrium, unsteadiness, spinning, or room tilting as in this patient. 35. A 9-year-old boy with partial-onset epilepsy is brought ... toxin into the urinary sphincter will lead to increased incontinence and will not improve quality of life. A change in anticholinergic medication preparations for a longer half -life ma...

Ngày tải lên: 09/08/2014, 16:21