# A 70-year-old client with presbycusis is being discharged from the hospital. Which discharge instruction is most important for the nurse to emphasize to ensure the client's safety at home?

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> language: ko  
> subject: Adult Health

## 문제

A 70-year-old client with presbycusis is being discharged from the hospital. Which discharge instruction is most important for the nurse to emphasize to ensure the client's safety at home?

## 보기

1. Use cotton swabs daily to clean the ears and remove excess wax buildup
2. Install visual alert systems such as flashing lights for doorbells and smoke alarms **✔ 정답**
3. Increase the volume on all electronic devices to maximum settings for better hearing
4. Avoid social activities that involve group conversations to prevent embarrassment

**정답: 2**

## 해설

Visual alert systems are the most important safety instruction for presbycusis clients because they compensate for inability to hear auditory warnings like smoke alarms. Other options involve ear cleaning, volume adjustment, or social avoidance, which are not primary safety measures for hearing loss.

## 심화 해설

Understanding Presbycusis and Safety

Presbycusis is a type of sensorineural hearing loss that occurs gradually with aging. It primarily affects the ability to hear high-frequency sounds, which means a client might hear that someone is speaking but cannot clearly distinguish the words. This makes understanding speech, especially with background noise, very difficult. For a client being discharged home, the most critical nursing focus is not just improving communication but ensuring safety, because the inability to hear important environmental cues like alarms or doorbells poses a direct physical risk.

Why Visual Alerts Are the Priority

The correct answer is to install visual alert systems, such as flashing lights for doorbells and smoke alarms. This is a fundamental safety intervention for hearing loss because it substitutes an auditory signal with a visual one. A standard auditory smoke alarm operates at a frequency that may be precisely within the range the client has lost . If a fire occurs, the client might not hear the alarm, leading to a life-threatening delay in evacuation. By converting the sound into a bright, flashing strobe light, you ensure the client can perceive the danger signal immediately. This principle of sensory substitution is key to maintaining independence and safety in the home environment.

Why the Other Options Are Incorrect or Harmful

- Option 1: Use cotton swabs daily. This instruction is dangerous. Cotton swabs can push cerumen deeper into the ear canal, causing impaction against the tympanic membrane, which can worsen a conductive component of hearing loss if present. More importantly, in an older adult with thinner, more fragile skin, this practice risks trauma to the ear canal and potential perforation of the tympanic membrane.

- Option 3: Increase volume to maximum. While amplification is a tool for hearing loss, simply maximizing volume on all devices is counterproductive and unsafe. It can cause painful distortion of sound and, more critically, risk further damage to any residual hearing from excessive noise exposure. A tailored approach with hearing aids or assistive listening devices is appropriate, not a universal volume increase.

- Option 4: Avoid social activities. This advice promotes social isolation, which is a significant risk factor for depression and cognitive decline in older adults. The goal of nursing care is to help the client adapt to the impairment, not to withdraw from life. Strategies like facing the client, reducing background noise, and using clear speech are positive adaptations that support psychosocial health.

Applying the Evidence to Clinical Judgment

The provided evidence reinforces the complexity of caring for clients with sensory impairment. The case report by Zhang et al.  illustrates the profound degree of functional limitation that severe hearing loss creates, where even basic communication requires innovative tools like a reversed stethoscope to amplify and isolate sound. This highlights that a client with presbycusis may not simply have "reduced" hearing; they may have a complete inability to detect certain critical sounds without assistive technology. The qualitative study by Morrison et al.  points out that healthcare prescribers themselves are often unaware of the specific medicine-related challenges faced by older adults with sensory impairment. This gap in provider awareness underscores why a nurse must be proactive and explicit in discharge teaching. A client may not know to ask for a visual smoke detector, and a provider may not think to prescribe one, making it the nurse's responsibility to directly address this safety need. The intervention of installing a visual alert system directly mitigates the risk created by the specific sensory deficit—the inability to hear high-frequency alarms—which is a direct application of the clinical understanding of presbycusis to a concrete, evidence-supported safety practice.

## 임상 시나리오

Presbycusis Home Safety InterventionPrioritizing Sensory Substitution for Environmental Alerts
Clients with presbycusis lose high-frequency hearing first, making standard smoke alarms or doorbells inaudible. The priority is to install visual alert systems (flashing strobe lights) that convert sound into a visual signal.

Assess the home for all auditory alerts. Replace or supplement them with devices that provide low-frequency amplification or vibrotactile feedback if flashing lights are not feasible during sleep.

CautionNever recommend cotton swabs for ear cleaning; they risk cerumen impaction and tympanic membrane perforation. Avoid simply raising device volume to maximum, as this can worsen sensorineural damage without improving speech clarity.

## 핵심 개념

- **Presbycusis** — Age-related, bilateral, high-frequency sensorineural hearing loss that impairs speech discrimination.
- **Sensorineural Hearing Loss** — Hearing loss resulting from damage to the inner ear (cochlea) or the vestibulocochlear nerve (CN VIII).
- **Sensory Substitution** — A safety strategy that replaces a deficient sensory modality (e.g., hearing) with an intact one (e.g., vision) to perceive alerts.
- **Cerumen Impaction** — Accumulation of earwax that blocks the ear canal, potentially worsening conductive hearing loss, often caused by cotton swab use.
- **Visual Alert System** — Safety devices that use flashing lights or vibrations to signal events like a doorbell, phone call, or smoke alarm for individuals with hearing loss.

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