Transmission-Based Precautions - HAIAR (2024)

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Virginia Department of Health > HAIAR > Infection Prevention > Transmission-Based Precautions

There are three types of transmission-based precautions: contact precautions (for diseases spread by direct or indirect contact), droplet precautions (for diseases spread by large particles in the air), and airborne precautions (for diseases spread by small particles in the air). Each type of precautions has some unique prevention steps that should be taken, butallhave standard precautions as their foundation.

Contact Precautions

  • Used for patients/residents that have an infection that can be spread by contact with the person’s skin, mucous membranes, feces, vomit, urine, wound drainage, or other body fluids, or by contact with equipment or environmental surfaces that may be contaminated by the patient/resident or by his/her secretions and excretions.
  • Examples of infections/conditions that require contact precautions:Salmonella, scabies,Shigella, and pressure ulcers.
  • In addition to standard precautions:
    • Wear agownandglovesupon room entry of a patient/resident on contact precautions.
    • Use disposable single-use or patient/resident-dedicated noncritical care equipment (such as blood pressure cuffs and stethoscopes).
  • For certain organisms likely to have spores (likeClostridium difficile) and some disease with ongoing transmission (likeNorovirus), “special” contact precautions are needed. In addition to the measures above, perform hand hygiene usingsoap and waterand consider use of a hypochlorite solution (e.g., bleach) for environmental cleaning.

Droplet Precautions

  • Used for patients/residents that have an infection that can be spread through close respiratory or mucous membrane contact with respiratory secretions.
  • Examples of infections/conditions that require droplet precautions: influenza,N. meningitidis(one of the causes of meningitis), pertussis (also known as “whooping cough”), and rhinovirus (also known as the “common cold”).
  • In addition to standard precautions:
    • Wear amaskupon room entry of a patient/resident on droplet precautions.
  • A single patient/resident room is preferred. If not available, spatial separation of more than 3 feet and drawing the curtain between beds is especially important.
  • Patients/residents on droplet precautions who must be transported outside of the room should wear a mask if tolerated and follow respiratory hygiene/cough etiquette.

Airborne Precautions

  • Used for patients/residents that have an infection that can be spread over long distances when suspended in the air. These disease particles are very small and require special respiratory protection and room ventilation.
  • Examples of infections/conditions that require airborne precautions: chickenpox, measles, and tuberculosis.
  • In addition to standard precautions:
    • Wear amask or respiratorprior to room entry, depending on thedisease-specific recommendations. Most diseases will require N95 or higher respiratory protection.
    • Place patient/resident in an airborne infection isolation (AII) room – a single-person room that is equipped with special air handing and ventilation capacity.
      • If the facility does not have an AII room, place the person in a private room with the door closed until the person is transferred to another facility with an AII room.
  • When possible, non-immune healthcare workers should not care for patients/residents with vaccine preventable airborne diseases (like measles and chickenpox).

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Transmission-Based Precautions - HAIAR (2024)

FAQs

What are Transmission-Based Precautions? ›

Transmission-based precautions (TBP) are used in addition to standard precautions for patients with known or suspected infection or colonization with transmissible and/or epidemiologically significant pathogens.

What are the standard precautions for transmission? ›

Transmission-based precautions consists of: Appropriate patient placement. Appropriate PPE selection and use based on risk assessment. Gloves as per standard precautions, don immediately before patient contact and change between different tasks on same patient and must be changed between patients.

What are Transmission-Based Precautions Quizlet? ›

Transmission based precautions. Used in addition to standard precautions suspected infections with pathogens that can be transported by airborne, droplet, or contact routes. Airborne diseases. Tuberculosis and varicella (chicken pox) Droplet diseases.

Which of the following is true of Transmission-Based Precautions? ›

Explanation: The statement that is true of Transmission-Based Precautions is C. They are practiced in addition to Standard Precautions. In health care settings, both these precautions are used concurrently to prevent the transmission of infections.

What illness can be transmitted by droplet transmission? ›

Examples of illnesses caused by droplet transmission are:
  • Strep Throat.
  • Influenza.
  • The common cold.
  • COVID-19. Previous.

Is MRSA airborne or droplet precautions? ›

MRSA is usually spread through physical contact - not through the air. It is usually spread by direct contact (e.g., skin-to-skin) or contact with a contaminated object (e.g., sharing personal items such as towels or razors). However, it can be spread in the air if the person has MRSA pneumonia and is coughing.

When does HAIs generally occur? ›

HAIs were defined as those that develop during hospitalization but are neither present nor incubating upon the patient's admission to the hospital; generally for those infections that occur more than 48 to 72 hours after admission and within 10 days after hospital discharge.

What are airborne transmission precautions? ›

Airborne precautions are required to protect against airborne transmission of infectious agents. Diseases requiring airborne precautions include, but are not limited to: Measles, Severe Acute Respiratory Syndrome (SARS), Varicella (chickenpox), and Mycobacterium tuberculosis.

What PPE is needed for droplet precautions? ›

Droplet precautions means wearing a face mask (also called a surgical mask) when in a room with a person with a respiratory infection. These precautions are used in addition to standard precautions, which includes use of a face shield or goggles as well as gown and gloves if contact with blood/body fluids is possible.

What are standard precautions in Quizlet? ›

What are standard precautions? a set of infection control practices used to prevent transmission of diseses that can be acquired by contact with blood, body fluids, non-intact skin, and mucous membranes.

Which of the following is an example of a droplet precaution? ›

A patient will be placed on droplet precautions when he or she has an infection with germs that can be spread to others by speaking, sneezing, or coughing. Everyone coming into the room of a patient under droplet precautions will be asked to wear a mask to prevent the spread of germs to themselves.

What diseases require contact precautions? ›

Clinical syndromes warranting contact precautions
  • Acute diarrhea with a likely infectious cause in diapered or incontinent patients.
  • Vesicular rash (HSV, VZV, variola)
  • Abscess or draining wound that cannot be covered.
  • Incontinence or excessive bodily fluids.
  • Bronchiolitis (RSV)
  • Acute viral conjunctivitis.
  • Lice.
  • Scabies.

What are 3 transmission-based precautions? ›

There are three categories of Transmission-Based Precautions: Contact Precautions, Droplet Precautions, and Airborne Precautions. Transmission-Based Precautions are used when the route(s) of transmission is (are) not completely interrupted using Standard Precautions alone.

What are transmission-based precautions implemented based on? ›

There are three types of transmission-based precautions: contact, droplet and airborne precautions. One or more types of transmission-based precautions may be required, depending on how an infection is spread between people.

What is the difference between standard precautions and universal precautions? ›

universal precautions is the type of infection transmission being prevented. For example, universal precautions are used to prevent the spread of blood transmitted infections; however, standard precautions are used to prevent the spread of infection through contact, airborne, and blood transmission.

Is TB airborne or droplet? ›

Why are tuberculosis (TB) precautions important? Mycobacterium tuberculosis is transmitted in airborne particles called droplet nuclei that are expelled when persons with pulmonary or laryngeal TB cough, sneeze, shout, or sing. The tiny bacteria can be carried by air currents throughout a room or building.

What is an example of airborne precautions? ›

Everyone (parents, family, guests, and healthcare workers) must wash their hands with soap and water or use waterless alcohol-based hand rub when entering and leaving the room. The door must be closed unless you are entering or exiting the room. A mask MUST be worn by everyone in your child's room.

Is pneumonia droplet or airborne? ›

Pneumonia is mostly spread when people infected cough, sneeze or talk, sending respiratory droplets into the air. These droplets can then be inhaled by close contacts. Less often, you can get pneumonia from touching an object or surface that has the germ on it and then touching your nose or mouth.

Is meningitis droplet or airborne? ›

The bacteria that cause meningitis are transmitted from person-to-person through droplets of respiratory or throat secretions from carriers. Close and prolonged contact – such as kissing, sneezing or coughing on someone, or living in close quarters with an infected person, facilitates the spread of the disease.

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