Infection Termonology

3. A person who harbours and continually sheds a pathogen without showing signs and symptoms
5. Organism that is able to produce disease
7. Complete removal of all living microorganisms including spores
8. Substance mild enough for use on skin or mucous membranes to reduce microorganisms
9. Reducing the number of microorganisms to an acceptable level
10. Infection that does present recognisable signs and symptoms
11. Growth of pathogenic microorganisms in the body overwhelming body defences
12. Unwanted presence of bacteria without proliferation
13. Infection that does not produce any recognisable signs and symptoms but does elicit an immune response
14. Person with infection (or a cell for a virus)

1. Infection occurring in a patient in a healthcare facility that was not present or incubating at time of admission
2. Proliferation of microorganisms without a host response
4. Infections caused by organisms that don’t normally cause disease but can under certain conditions such as immune system depression
6. Substance that reduces microorganisms but is too harsh for skin contact