A client is admitted with the diagnosis of possible pneumonia, and laboratory studies are prescribed to rule out the etiology. Which specimen should the practical nurse (PN) collect prior to the beginning of antibiotic therapy?
Sputum.
Urine.
Throat smear.
Blood.
The Correct Answer is A
Choice A reason: Sputum is the most appropriate specimen to collect prior to the initiation of antibiotic therapy in a client with suspected pneumonia. Sputum cultures can help identify the specific bacteria or other pathogens causing the infection, allowing for targeted antibiotic therapy. Collecting the sputum sample before starting antibiotics ensures that the culture results are not influenced by the medication, leading to more accurate identification of the causative agent and more effective treatment.
Choice B reason: Urine is not the appropriate specimen to collect for diagnosing pneumonia. While urine cultures can be useful for diagnosing urinary tract infections or detecting certain pathogens through urine antigen tests, they are not relevant to identifying the etiology of a respiratory infection like pneumonia. The focus should be on obtaining samples directly from the respiratory system.
Choice C reason: A throat smear can be useful for diagnosing upper respiratory tract infections, such as strep throat, caused by Group A Streptococcus. However, it is not the most relevant test for diagnosing pneumonia, which affects the lower respiratory tract. A sputum sample is more appropriate for identifying the pathogens responsible for pneumonia.
Choice D reason: Blood cultures can be useful for detecting bacteremia or septicemia, especially in severe cases of pneumonia where the infection has spread to the bloodstream. However, they are not the primary method for identifying the specific cause of pneumonia. Blood cultures are typically used in conjunction with other tests, such as sputum cultures, to provide a comprehensive diagnosis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A reason: Asking the client about any changes in vision can provide valuable information regarding the client's subjective experience and any potential progression of cataracts. However, given the observation of milky white pupils, which may indicate a more serious issue such as advanced cataracts or another underlying condition, it is crucial to take immediate and appropriate action. While gathering subjective data is important, notifying the charge nurse ensures that the finding is promptly addressed by the healthcare team.
Choice B reason: Notifying the charge nurse of the finding is the most appropriate action in this scenario. The observation of milky white pupils in a client with cataracts could indicate significant changes or complications that require further evaluation and potential intervention. By promptly reporting this finding to the charge nurse, the practical nurse ensures that the client receives timely and appropriate care, including potential diagnostic tests and consultations with specialists if necessary.
Choice C reason: Assisting the client to a semi-Fowler's position can be beneficial for comfort and to facilitate breathing, especially in bedfast clients. However, this action does not directly address the observation of milky white pupils. The immediate priority is to notify the charge nurse to ensure that the finding is properly evaluated and managed. Positioning the client can be done as part of routine care, but it is not the most urgent response to the observed change.
Choice D reason: Assessing the client using the Glasgow Coma Scale (GCS) is appropriate for evaluating the level of consciousness and neurological status. However, in this context, the observation of milky white pupils is more likely related to an ocular condition rather than a neurological issue. While it is always important to monitor the client's overall status, the immediate priority is to report the finding to the charge nurse for appropriate ocular assessment and management.
Correct Answer is B
Explanation
Choice A reason: Impaired communication can be a concern for clients with Guillain-Barré syndrome (GBS), especially if they experience facial weakness or difficulty speaking. This can impact their ability to express needs and interact with caregivers, potentially leading to frustration and miscommunication. Although it's important to address communication issues, it is not the highest priority compared to the risk of respiratory compromise due to ascending paralysis, which can be life-threatening.
Choice B reason: Ascending paralysis is the most critical problem to address in clients with GBS. This condition can lead to progressive muscle weakness that starts in the lower extremities and moves upward, potentially affecting the respiratory muscles. Respiratory failure is a life-threatening complication of GBS, and monitoring for signs of ascending paralysis is essential to ensure timely intervention and support, such as mechanical ventilation if needed. Early detection and management of ascending paralysis can significantly impact the client's prognosis and overall outcome.
Choice C reason: Fear and anxiety are common in clients with GBS due to the sudden onset and potential severity of the condition. While addressing emotional well-being is important, it is not the highest priority compared to the risk of respiratory compromise. Providing emotional support and reassurance can help alleviate anxiety and improve the client's overall experience. However, the primary focus should be on monitoring and managing physical symptoms, particularly those that pose an immediate threat to the client's life.
Choice D reason: Immobility can result from muscle weakness and paralysis in clients with GBS. Prolonged immobility can lead to complications such as pressure ulcers, deep vein thrombosis (DVT), and muscle atrophy. While it is important to prevent and manage these complications through interventions like physical therapy and repositioning, the immediate priority is to monitor for ascending paralysis and ensure adequate respiratory function. Once the client's respiratory status is stable, comprehensive care can include addressing immobility-related issues.
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