Infection Prevention & Control

droplet transmission

water droplets from infected host (common cold)

airborne transmission

travel distance on air currents (measles)

Vehicles transmission

disease carrying agent touches body or ingested

vector transmission

carries pathogen (mosquito)

Exogenous

from outside

Endogenous

from within

Asepsis

absence of pathogenic microorganisms

Medical asepsis (clean technique)

procedures to decrease the numbers and spread of pathogens in the environment

Surgical asepsis (sterile technique)

procedures to completely eliminate the presence of pathogens from objects and areas

Healthcare-associated infection (HAI)

an infection acquired within a healthcare setting during the delivery of medical care