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Zorluk: OrtaStandard and Transmission-Based Precautions

Match each clinical client scenario to the appropriate transmission-based precaution category required for their care.

  • Client with confirmed pulmonary tuberculosisAirborne Precautions (N95 respirator and negative-pressure isolation room)
  • Client with suspected seasonal influenzaDroplet Precautions (surgical mask upon room entry)
  • Client with an uncontained, heavily draining wound infected with a multidrug-resistant organism (MDRO)Contact Precautions (gown and gloves upon room entry)
  • Client with confirmed norovirus experiencing active vomitingContact-Enteric Precautions (gown, gloves, and soap-and-water hand hygiene)
  • Client with chronic hepatitis B admitted for a routine appendectomyStandard Precautions (PPE based only on anticipated exposure to body fluids)

Cevap

Pulmonary tuberculosis pairs with Airborne Precautions. Seasonal influenza pairs with Droplet Precautions. The uncontained MDRO wound pairs with Contact Precautions. Norovirus pairs with Contact-Enteric Precautions. Hepatitis B pairs with Standard Precautions.
Each clinical scenario requires specific precautions based on the pathogen's mode of transmission. Airborne Precautions are necessary for small aerosolized particles (TB). Droplet Precautions protect against large respiratory secretions (influenza). Contact Precautions prevent transmission via direct or indirect touch (MDRO wound). Contact-Enteric Precautions add mandatory soap-and-water hand hygiene for pathogens resistant to alcohol rubs (norovirus). Standard Precautions apply universally when no specific, active exposure risk to blood or body fluids is present (chronic Hepatitis B).

Adım Adım Çözüm

1
Analyze the transmission route for pulmonary tuberculosis.
Identified as airborne transmission.
Airborne pathogens remain suspended in the air and require negative-pressure rooms and N95 respirators to prevent inhalation.
2
Analyze the transmission route for seasonal influenza.
Identified as droplet transmission.
Droplet pathogens spread through coughing or sneezing and require a standard surgical mask.
3
Analyze the transmission route for the uncontained MDRO wound.
Identified as direct/indirect contact transmission.
Direct contact with the wound or a contaminated environment requires a gown and gloves.
4
Analyze the transmission route for norovirus.
Identified as enteric contact transmission.
Enteric pathogens like norovirus (and C. difficile) require mechanical removal of the pathogen with soap and water, alongside standard contact PPE.
5
Analyze the transmission route for a hepatitis B client undergoing a routine appendectomy.
Identified as standard transmission risk.
Without active bleeding or immediate fluid exposure, Standard Precautions apply universally to all clients.

Anahtar Kavram

Appropriate selection of Transmission-Based Precautions based on specific pathogens and clinical presentation.
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