Question

Difficulty: Very hardStandard and Transmission-Based Precautions

A client arrives at an outpatient clinic triage desk reporting a four-week history of a persistent cough, blood-tinged sputum, and severe night sweats. The waiting room is crowded with other clients. In what sequence should the practical nurse (PN) perform the following actions to ensure safety and infection control?

  1. 1Provide a standard surgical mask to the client and instruct them to wear it immediately.
  2. 2Escort the client to a designated negative-pressure airborne infection isolation room (AIIR).
  3. 3Perform hand hygiene and don a fit-tested N95 respirator prior to entering the client's room.
  4. 4Collect a focused respiratory history and obtain the client's vital signs.
  5. 5Report the clinical findings to the healthcare provider to initiate appropriate diagnostic testing.

Answer

The correct priority sequence is to first establish source control by masking the client, second to physically isolate the client in a negative-pressure room, third to don appropriate personal protective equipment (N95 respirator) for self-protection, fourth to safely assess the client, and finally to report the clinical findings to the healthcare provider.
In any scenario involving a highly contagious airborne pathogen in a public space, the absolute first priority is source control (placing a surgical mask on the client). Once the immediate threat to the environment is mitigated, the client must be isolated (moved to an AIIR). Only after the client is isolated should the nurse don specialized protective equipment (N95 respirator) to safely enter the room, conduct the required nursing assessment, and subsequently report the findings to the provider.

Step-by-Step Solution

1
Provide a standard surgical mask to the client.
Immediate source control is established in the public area.
This prevents the aerosolization of infectious particles into the crowded waiting area, providing immediate protection to bystanders while further actions are organized.
2
Escort the client to an airborne infection isolation room (AIIR).
The client is physically separated from the general public.
Containing the client in a negative-pressure environment effectively stops the spread of airborne pathogens to the rest of the facility.
3
Don a fit-tested N95 respirator.
The nurse is fully protected from airborne transmission.
Healthcare workers must wear an N95 respirator prior to entering an enclosed AIIR with a client who is suspected of having active tuberculosis.
4
Collect a respiratory history and vital signs.
Essential baseline clinical data is gathered safely.
Nursing assessment can only be performed after the environment is secured and the nurse is properly protected.
5
Report findings to the healthcare provider.
Medical interventions and diagnostics can be officially initiated.
The provider requires the collected baseline data to write orders for diagnostics, such as sputum cultures for acid-fast bacilli (AFB) and a chest x-ray.

Key Concept

Prioritization of Infection Control: Source Control and Airborne Precautions
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