A nurse is caring for a client who is a long-term alcoholic. The client presents to the emergency department with vomiting and diarrhea for several days. Which findings would the nurse expect to find in this client?
dysphagia
hypoactive deep tendon reflexes (DTR)
hypomagnesemia
positive Chvostek sign hypertension
The Correct Answer is C
A) Dysphagia: While dysphagia (difficulty swallowing) can occur in individuals with long-term alcohol use, especially if there is coexisting neurological damage or esophageal disorders, it is not specifically associated with vomiting and diarrhea in the context of this scenario. The primary concern here involves electrolyte imbalances.
B) Hypoactive deep tendon reflexes (DTR): Hypoactive DTRs are typically associated with hypermagnesemia rather than hypomagnesemia. In this case, the client's condition is more likely to lead to electrolyte deficiencies, including hypomagnesemia, due to vomiting, diarrhea, and poor nutritional intake.
C) Hypomagnesemia: Chronic alcohol use often results in nutritional deficiencies, and vomiting and diarrhea can further exacerbate this by depleting electrolytes. Hypomagnesemia is a common finding in long-term alcoholics due to poor dietary intake, gastrointestinal losses, and renal losses. This can lead to symptoms such as muscle weakness, tremors, and altered mental status. Hypomagnesemia is particularly concerning because it can affect cardiovascular stability and neuromuscular function.
D) Positive Chvostek sign: A positive Chvostek sign is indicative of hypocalcemia, which can occur secondary to hypomagnesemia. However, it is not as directly associated with chronic alcoholism as hypomagnesemia itself. The positive Chvostek sign involves a facial muscle spasm in response to tapping the facial nerve and indicates neuromuscular irritability due to low calcium levels. While related, the primary electrolyte imbalance expected here is hypomagnesemia.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A) Isotonic solution: Isotonic solutions, such as 0.9% sodium chloride, are used to maintain fluid balance and are not ideal for treating hypernatremia. They do not correct the elevated sodium levels and might even contribute to fluid overload.
B) Total Parenteral Nutrition (TPN): TPN is a form of nutrition provided intravenously and is not specifically used to manage electrolyte imbalances like hypernatremia. It is used for clients who cannot eat or absorb nutrients through the gastrointestinal tract.
C) Hypertonic solution: Hypertonic solutions, such as 3% sodium chloride, are used to treat hyponatremia or other conditions requiring increased sodium concentration. They would exacerbate hypernatremia rather than treat it.
D) Hypotonic solution: Hypotonic solutions, such as 0.45% sodium chloride (half-normal saline) or dextrose 5% in water (D5W), are appropriate for treating hypernatremia. These solutions help dilute the excess sodium in the blood, reduce serum sodium levels, and facilitate a gradual correction of the imbalance.
Correct Answer is D
Explanation
A) Isotonic solution: Isotonic solutions, such as 0.9% sodium chloride, maintain the current sodium levels and fluid balance but do not correct hypernatremia. They are not suitable for lowering elevated sodium levels.
B) Total Parenteral Nutrition (TPN): TPN is used for providing comprehensive nutritional support and does not address electrolyte imbalances such as hypernatremia. It is not used to manage sodium levels directly.
C) Hypertonic solution: Hypertonic solutions, such as 3% sodium chloride, increase sodium levels and are used for treating hyponatremia or specific conditions requiring higher sodium concentrations. They would worsen hypernatremia.
D) Hypotonic solution: Hypotonic solutions, like 0.45% sodium chloride (half-normal saline) or Dextrose 5% in water (D5W), are appropriate for treating hypernatremia. They help dilute the sodium concentration in the blood and aid in correcting the elevated sodium levels
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