Standard precaution
Standard precaution and transmission-based precautions are designed to prevent the transmission of infectious microorganisms.
They require the use of work practice controls and protective apparel for all contact with blood and body substances, and airborne infection isolation (all), droplet, and contact precautions for patients with diseases known to be transmitted in whole or in part by those routes. Standard precautions include consistent and prudent preventive measures to be used at all times, regardless of a patien's infection status