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What are the common sources of infection?

What are the common sources of infection?

Common sources of infection Sources, e.g. airborne, blood borne, sexually transmitted, fecal, oral, environment, stagnant water, warm-water systems, animals.

What are the most common sources infectious agents are transmitted from?

The most common sources of infectious agents causing HAI, described in a scientific review of 1,022 outbreak investigations,20 are (listed in decreasing frequency) the individual patient, medical equipment or devices, the hospital environment, the health care personnel, contaminated drugs, contaminated food, and …

What is the most common cause of infection?

The main types of germs that can cause infections are: Bacteria. Viruses. Protozoa (some of which act as parasites)

What are the common sources of infection in hospitals?

Hospital-acquired infections are caused by viral, bacterial, and fungal pathogens; the most common types are bloodstream infection (BSI), pneumonia (eg, ventilator-associated pneumonia [VAP]), urinary tract infection (UTI), and surgical site infection (SSI).

What are the 3 modes of transmission?

Modes of transmission

  • Direct contact.
  • Droplet spread.

What are the three 3 main routes of transmission?

Routes of transmission

  • Direct Contact Transmission. Direct contact transmission occurs through direct body contact with the tissues or fluids of an infected individual.
  • Fomite Transmission.
  • Aerosol (Airborne) Transmission.
  • Oral (Ingestion) Transmission.
  • Vector-Borne Transmission.
  • Zoonotic Transmission.

What are 3 ways to reduce possible spread of infection?

Prevent the spread of infectious disease

  • Immunise against infectious diseases.
  • Wash and dry your hands regularly and well.
  • Stay at home if you are sick.
  • Cover coughs and sneezes.
  • Clean surfaces regularly.
  • Ventilate your home.
  • Prepare food safely.
  • Practise safe sex.

What three things are necessary for an infection to occur?

Three things are necessary for an infection to occur: Source: places where infectious agents (germs) live (e.g., sinks, surfaces, human skin) Susceptible Person with a way for germs to enter the body Transmission: a way germs are moved to the susceptible persont

What is unit 20 causes and spread of infection?

Unit 20 Causes and Spread of Infection 1. 1 See worksheet. 1. 2 Identify common illnesses and infections caused by bacteria, viruses, fungi and parasites. Bacteria – sore throat, tuberculosis, bubonic plague, whooping cough, anthrax.

Which poor practices may lead to a spread of infection?

Poor practices that may lead to a spread of infection include: 1 Lack or poor hand hygiene 2 Inadequate vaccination 3 Lack or incorrect use of PPE 4 Not storing or cooking food correctly 5 Incorrect dispose of waste 6 Airborne infection 7 Contaminated bed linen or clothing More

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