The clinical diagnosis of dementia is based on
CT or MRI
Patient history and cognitive assessment
Brain biopsy
Electroencephalogram
The Correct Answer is B
Choice A reason: While CT or MRI scans can be helpful in identifying structural changes in the brain associated with dementia, such as atrophy or the presence of strokes, they are not sufficient on their own to diagnose dementia. These imaging techniques are often used to rule out other causes of cognitive impairment and to support a clinical diagnosis, but they do not provide a complete picture of a patient's cognitive function.
Choice B reason: Patient history and cognitive assessment are the primary methods for diagnosing dementia. The clinical diagnosis is based on a thorough evaluation of the patient's medical history, including any changes in cognitive function, behavior, and daily living activities. Cognitive assessments, such as the Mini-Mental State Examination (MMSE) or Montreal Cognitive Assessment (MoCA), are used to evaluate memory, attention, language, and other cognitive abilities. These assessments help to determine the presence and severity of cognitive impairment and differentiate dementia from other conditions that may cause similar symptoms.
Choice C reason: A brain biopsy is not a standard procedure for diagnosing dementia. It is an invasive procedure that involves taking a small sample of brain tissue for examination under a microscope. While it can provide definitive information about certain types of dementia, such as Creutzfeldt-Jakob disease, it is rarely used due to its invasiveness and associated risks.
Choice D reason: An electroencephalogram (EEG) is a test that measures electrical activity in the brain. It can be useful in diagnosing certain neurological conditions, such as epilepsy, but it is not typically used to diagnose dementia. EEGs do not provide detailed information about cognitive function or the structural changes in the brain associated with dementia.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","E","G"]
Explanation
Choice A reason: Consulting with the speech-language pathologist for a swallowing evaluation is essential because the client has occasional dysphagia. Swallowing difficulties can lead to aspiration and other complications, and a proper evaluation can help determine the safest diet and interventions.
Choice B reason: Placing the client on the hospital's fall precautions protocol is crucial due to the client's orthostatic hypotension and use of a walker. These factors increase the risk of falls, and implementing fall precautions can help prevent injuries.
Choice C reason: Obtaining a prescription for a different antihypertensive medication is not indicated in this scenario. There is no information provided that suggests the current medication is inappropriate or ineffective. The focus should be on managing the client's orthostatic hypotension with non-pharmacological interventions.
Choice D reason: Reminding the nursing staff to place the client in a sitting position during meals is important to reduce the risk of aspiration due to dysphagia. Sitting upright can help ensure that food and liquids are swallowed safely.
Choice E reason: Referring the client for physical and occupational therapy evaluations is necessary to address the client's functional mobility and ability to perform ADLs. These therapies can help optimize the client's independence and safety.
Choice F reason: Placing the client on a liquid diet to prevent choking is not appropriate without a swallowing evaluation. The speech-language pathologist should determine the safest diet based on the client's specific needs and swallowing abilities.
Choice G reason: Performing orthostatic blood pressure checks is important for monitoring and managing the client's orthostatic hypotension. Regular checks can help identify changes in blood pressure and guide interventions to prevent falls and related complications.
Correct Answer is ["C","E"]
Explanation
Choice A reason: ACE inhibitors are primarily used to treat high blood pressure and heart failure, but they are not typically the first line of treatment for peripheral artery disease (PAD). While they may be prescribed to manage underlying conditions that contribute to PAD, they are not specifically targeted at improving blood flow in the affected arteries.
Choice B reason: Antibiotics are used to treat bacterial infections and have no role in the management of peripheral artery disease (PAD). They do not address the underlying causes or symptoms of PAD and are not included in the treatment regimen for this condition.
Choice C reason: Statins are commonly prescribed to patients with peripheral artery disease (PAD) as they help lower cholesterol levels and reduce the risk of plaque buildup in the arteries. By lowering LDL cholesterol and stabilizing plaques, statins can improve blood flow and reduce the progression of PAD.
Choice D reason: Beta-blockers are used to manage high blood pressure and heart conditions, but they are not typically used as a primary treatment for peripheral artery disease (PAD). While they may be prescribed to manage underlying cardiovascular conditions, they do not directly improve blood flow in the affected arteries.
Choice E reason: Antiplatelet agents, such as aspirin and clopidogrel, are commonly prescribed to patients with peripheral artery disease (PAD) to prevent blood clots from forming in the arteries. By inhibiting platelet aggregation, these medications help improve blood flow and reduce the risk of complications associated with PAD.
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