What is definition of infection?
(in-FEK-shun) The invasion and growth of germs in the body. The germs may be bacteria, viruses, yeast, fungi, or other microorganisms. Infections can begin anywhere in the body and may spread all through it. An infection can cause fever and other health problems, depending on where it occurs in the body.
What is meant Colonisation?
1 : an act or instance of colonizing: such as. a : the establishing of a colony (see colony sense 1) : subjugation of a people or area especially as an extension of state power The news arrives at a time of debate over how museums should handle artifacts acquired through colonization and conquest.—
What is the difference between colonization and infection?
– SARS-CoV-2 is the virus. COVID-19 is the disease, just like HIV and AIDS. – If one has even a single virus of SARS-CoV-2 in their body, they are infected. And whether the infection is symptomatic or not is completely irrelevant. – Most viruses that can infect humans are asymptomatic. – If that is a quote from Healthline, it is either out
What is meant by colonization of infection?
For most authors, colonization means infection and is the first stage of microbial infection by the establishment of the pathogen at the appropriate portal of entry. For a reduced number of authors, colonization and infection remain two different processes.
What is colonized infection?
Infection means that germs are in or on the body and make you sick, which results in signs and symptoms such as fever, pus from a wound, a high white blood cell count, diarrhea, or pneumonia. • Colonization means germs are on the body but do not make you sick. People who are colonized will have no signs or symptoms.
What is bacterial colonization and what causes it?
Colonization of the upper airway is the prerequisite to invasive disease by many respiratory tract pathogens. Colonization drives evolution of virulence factors that cause disease. Colonizing bacteria must adhere to the mucosal surface, obtain nutrients for growth, evade host immunity, and transmit to a new host.