Question

Difficulty: HardStandard and Transmission-Based Precautions

A triage nurse in the emergency department is reviewing clinical reports for incoming clients. Match each client's clinical presentation with the correct primary isolation precautions required upon their immediate arrival.

  • Client presenting with a three-day history of high fever, coryza, and a spreading maculopapular rash with buccal mucosa lesionsAirborne Precautions (Requires negative-pressure room and N95 respirator)
  • Client presenting with severe paroxysmal coughing spells followed by a high-pitched inspiratory sound and emesisDroplet Precautions (Requires private room and standard surgical mask)
  • Client presenting with severe abdominal cramping and frequent, watery diarrhea three weeks after completing a prolonged antibiotic courseEnteric Contact Precautions (Requires gown, gloves, and mandatory soap-and-water hand hygiene)
  • Client presenting with intense nocturnal pruritus and threadlike, linear burrows in the webbing of the fingersStandard Contact Precautions (Requires gown, gloves, and permits alcohol-based hand rub)

Answer

The measles presentation matches Airborne Precautions; the pertussis presentation matches Droplet Precautions; the suspected Clostridioides difficile matches Enteric Contact Precautions; the scabies presentation matches Standard Contact Precautions.
Each clinical presentation aligns with a specific pathogen or disease process that dictates precise transmission-based isolation protocols per CDC guidelines. Accurately synthesizing client symptoms to identify the suspected disease is a critical first step for nurses to select the correct personal protective equipment (PPE), room assignment, and hand hygiene method to prevent healthcare-associated infections.

Step-by-Step Solution

1
Analyze the first clinical presentation (fever, coryza, rash, buccal lesions).
Identify the condition as suspected rubeola (measles).
Measles is transmitted via small airborne particles, necessitating an Airborne Infection Isolation Room (AIIR) and an N95 respirator.
2
Analyze the second clinical presentation (paroxysmal cough, inspiratory sound, emesis).
Identify the condition as suspected pertussis (whooping cough).
Pertussis is transmitted via large respiratory droplets, requiring Droplet Precautions (surgical mask within 3 feet).
3
Analyze the third clinical presentation (diarrhea post-antibiotics).
Identify the condition as suspected Clostridioides difficile.
C. diff requires Enteric Contact Precautions because alcohol-based rubs cannot eradicate its spores; soap and water must be used.
4
Analyze the fourth clinical presentation (nocturnal pruritus, linear burrows).
Identify the condition as suspected scabies.
Scabies requires Standard Contact Precautions (gown and gloves) to prevent transmission during direct care.

Key Concept

Standard and Transmission-Based Precautions
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