A client with chronic alcoholism has been found to have Wernicke encephalopathy. What is this irreversible complication characterized by?
Thiamine deficiency
Hypothalamic and mammillary body lesions
Inability to learn new skills and short-term memory loss
Double vision and rapid eye movement
The Correct Answer is B
A. Wernicke encephalopathy is caused by thiamine (Vitamin B1) deficiency, but it is not characterized by thiamine deficiency itself.
B. Wernicke encephalopathy is characterized by lesions in the hypothalamus and mammillary bodies in the brain.
C. While cognitive impairment may be present, this is not the primary characteristic of Wernicke encephalopathy.
D. Double vision and rapid eye movement are symptoms of Wernicke encephalopathy, but they are not the irreversible complication itself.
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Related Questions
Correct Answer is D
Explanation
A) Incorrect. Reverse isolation is not indicated in this situation. The client's symptoms are likely due to a side effect of the medication, not an infectious process.
B) Incorrect. While it may be necessary to withhold the next dose of medication, the client's symptoms require more immediate attention.
C) Incorrect. The client's symptoms are indicative of a serious adverse reaction, and dietary changes would not address the issue.
D) Correct. The client's symptoms, including severe muscle stiffness, difficulty swallowing, drooling, diaphoresis, and elevated vital signs, are indicative of neuroleptic malignant syndrome (NMS), a potentially life-threatening side effect of antipsychotic medications like risperidone.
The nurse should notify the healthcare provider immediately for further guidance and intervention.
Correct Answer is C
Explanation
A) Incorrect. Thyroxine is a hormone produced by the thyroid gland and is not directly implicated in the etiology of schizophrenia.
B) Incorrect. Erythropoietin is a hormone that stimulates the production of red blood cells and is not directly implicated in the etiology of schizophrenia.
C) Correct. Glutamate, an excitatory neurotransmitter, has been implicated in the development of schizophrenia. Abnormalities in glutamate signaling have been identified in individuals with schizophrenia.
D) Incorrect. While serotonin abnormalities have been associated with mood disorders such as depression, they are not considered a primary factor in the etiology of schizophrenia.
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