Fomite

Definition

A fomite is any inanimate object or material that can carry and transfer pathogens, contributing to the spread of infectious diseases. Common examples include doorknobs, utensils, and medical instruments.

5 Must Know Facts For Your Next Test

1. Fomites are significant in indirect transmission of diseases by acting as vehicles for pathogens.
2. Pathogens on fomites can survive for varying periods, depending on the type of microorganism and environmental conditions.
3. Effective cleaning and disinfection of fomites are crucial in controlling the spread of infections.
4. Fomites play a critical role in healthcare-associated infections (HAIs), making hospital hygiene practices essential.
5. Common disinfectants like bleach and alcohol-based solutions are often used to decontaminate fomites.

Review Questions

• What is a fomite and how does it contribute to the spread of infectious diseases?
• Why is it important to regularly disinfect common fomites in healthcare settings?
• How do environmental conditions affect the survival time of pathogens on fomites?

Related terms

Vector: An organism that transmits pathogens from one host to another.

Disinfectant: A chemical agent used to destroy or inhibit the growth of harmful microorganisms on surfaces.

Healthcare-Associated Infection (HAI): Infections that patients acquire while receiving treatment for other conditions within a healthcare setting.