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