An older adult client has been admitted due to decreased cognition. What assessment finding is most suggestive of delirium as the cause of the client's cognitive impairment?
The client has a family history of cognitive disorders.
The client has recently begun a new medication.
The client's cognition has declined over a period of several months to a year.
The client has a history of hypertension.
The Correct Answer is B
Choice A reason: Family history suggests dementia, not delirium. Dementia progresses slowly, unlike delirium’s acute onset, making this less indicative of the sudden cognitive shift typical of delirium, especially without a rapid trigger in this case fully here.
Choice B reason: New medication often causes delirium in older adults via anticholinergic effects or toxicity. This acute, reversible change aligns with delirium’s hallmark sudden onset, making it the most suggestive finding for this cognitive impairment accurately here.
Choice C reason: Decline over months to a year fits dementia, not delirium. Delirium is acute, not chronic, excluding this gradual progression as a sign of the rapid cognitive shift delirium presents in this assessment entirely and fully.
Choice D reason: Hypertension risks vascular dementia, not delirium. It’s a chronic factor, not an acute trigger, missing delirium’s sudden, reversible nature tied to immediate causes like drugs, rendering it less relevant here comprehensively and clearly.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: Thick, white plaques suggest oral thrush, often Candida, linked to HIV immunosuppression. Facilitating HIV testing addresses a potential underlying cause, as CD4 decline allows opportunistic infections, making this the critical next step for diagnosis and management here.
Choice B reason: Referral for medication treats thrush symptomatically but misses underlying HIV risk. Antifungals help, yet without addressing immunosuppression, recurrence persists, making this less urgent than testing for a systemic condition driving the plaques in this scenario fully.
Choice C reason: Jaundice causes yellowing, not white plaques, which are fungal, not hepatic. Assessing for this misaligns with the finding’s etiology, as thrush ties to immunity, not liver function, rendering it irrelevant to the client’s oral presentation entirely here.
Choice D reason: Zinc deficiency causes taste loss or ulcers, not thick plaques like thrush. Lab review for this overlooks the infectious, possibly HIV-related cause, missing the immunological context critical to addressing the client’s specific oral condition accurately and promptly.
Correct Answer is C
Explanation
Choice A reason: Ear candles are unsafe, risking burns or wax deeper in the canal. They don’t effectively remove cerumen and can perforate the eardrum, contradicting evidence-based hygiene practices for preventing ear infections or blockages entirely in this context.
Choice B reason: Irrigation with saline is for impacted cerumen, not routine hygiene. It’s a clinical procedure, not a daily prevention measure, and risks pushing wax further or damaging the canal if done improperly, making it less suitable here.
Choice C reason: Washing the pinna with a warm, moist washcloth safely cleans the outer ear, preventing debris buildup without risking the canal or eardrum. This simple, effective hygiene step aligns with illness prevention goals for routine ear care perfectly.
Choice D reason: Cotton swabs can push cerumen deeper, causing impaction or eardrum perforation. This unsafe practice increases infection risk, opposing hygiene goals, and is widely discouraged in favor of external cleaning for safe ear maintenance consistently.
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