The nurse is reviewing the diagnostic criteria for scabies. Which statement accurately describes the definitive method for confirming scabies infestation?
Skin biopsy showing hyperkeratosis and parakeratosis
Microscopic examination of skin scrapings revealing Sarcoptes scabiei mites or eggs
Positive Mantoux test result indicating exposure to Mycobacterium tuberculosis
Serological testing for antibodies against the scabies mites
The Correct Answer is B
Explanation: The definitive method for confirming scabies infestation is the microscopic examination of skin scrapings, which can reveal the presence of Sarcoptes scabiei mites, eggs, or fecal pellets.
Incorrect choices: a. Skin biopsy may show hyperkeratosis and parakeratosis, but it is not the definitive method for diagnosing scabies. It can help rule out other skin conditions with similar manifestations.
c. The Mantoux test is used for detecting exposure to tuberculosis, not scabies.
d. Serological testing for antibodies against scabies mites is not typically used for diagnosing scabies and may not provide accurate results.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Explanation: Sharing personal items can spread scabies to others, even if they are not experiencing symptoms. It is essential for the client to avoid sharing personal items to prevent transmission.
Incorrect choices: a. Washing clothes, bedding, and towels in hot water and drying them on high heat can effectively kill scabies mites and their eggs, preventing reinfestation.
b. Applying the scabicidal cream to the entire body, including under the nails and between fingers and toes, is necessary to ensure all affected areas are treated.
c. Avoiding close personal contact with others is crucial to prevent transmission until the scabies is completely treated and the infestation is resolved.
Correct Answer is D
Explanation
Explanation: Sharing personal items can spread scabies to others, even if they don't have any rashes or symptoms. It is essential for the client to avoid sharing personal items to prevent transmission.
Incorrect choices: a. Washing clothing and bedding in hot water and drying them on high heat can effectively kill scabies mites and their eggs, preventing reinfestation.
b. Applying scabicidal cream to all areas of the skin that are itchy or rashy is necessary to treat the infestation and prevent further spread.
c. Avoiding close contact with family members until the scabies is treated is necessary to prevent transmission and spread of the infestation.
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