contamination


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Related to contamination: Cross contamination

contamination

 [kon-tam″ĭ-na´shun]
1. the soiling or making inferior by contact or mixture, as by introduction of organisms into a wound.
2. the deposition of radioactive material in any place where it is not desired, especially where its presence may be harmful or constitute a radiation hazard.

con·tam·i·na·tion

(kon-tam'i-nā'shŭn),
1. The presence of an infectious agent on a body surface; also on or in clothes, bedding, toys, surgical instruments or dressings, or other inanimate articles or substances including water, milk, and food, or that infectious agent itself.
2. In epidemiology, the situation that exists when a population being studied for one condition or factor also possesses other conditions or factors that modify results of the study.
3. Freudian term for a fusion and condensation of meanings of words, percepts, or motivations for behavior.
4. The presence of foreign material that adulterates or renders impure a material the composition of which is thereby degraded.
[L. contamino, pp. -atus, to stain, defile]

contamination

Pollution by an inferior material Infectious disease Introduction of organisms in a wound. See Cross contamination Public health The presence of any foreign or undesired material in a system–eg, toxic contamination of the ground water in an ecosystem or untreated sewage into a stream Radiation physics The deposition of radioactive material in any place where it is not wanted. See Radioactive contamination.

con·tam·i·na·tion

(kŏn-tam'i-nā'shŭn)
1. The presence of an infectious agent on a body surface or on or in clothes, bedding, toys, surgical instruments or dressings, or other inanimate articles or substances including water, milk, and food, or that infectious agent itself.
2. That portion of a chemical, biologic, or radiologic agent that remains on (external contamination) or in(internal contamination) a victim or inanimate object, especially, but not necessarily, after evaporation and absorption.
3. epidemiology The situation that exists when a population being studied for one condition or factor alsopossesses other conditions or factors that modify results of the study.
4. psychology/psychiatry Freudian term for a fusion and condensation of words.
See also: residual dose contamination
[L. contamino, pp. -atus, to stain, defile]

Contamination

Passage of an infectious organism, such as a virus, from an infected person to an object such as a needle, which then, when used, may pass infection to another person.
Mentioned in: Hepatitis A, Hepatitis C

con·tam·i·na·tion

(kŏn-tam'i-nā'shŭn)
1. The presence of an infectious agent on or in something.
2. In epidemiology, the situation that exists when a population being studied for one condition or factor also possesses other conditions or factors that modify results of the study.
3. The presence of foreign material that adulterates or renders impure a material the composition of which is thereby degraded.
[L. contamino, pp. -atus, to stain, defile]

Patient discussion about contamination

Q. I'm concerned that my calcium supplements are contaminated w seashells or cow bones. Which brands are best

A. there should be labeled as "from animal source".
here is something that helped me choose:
http://www.mayoclinic.com/health/calcium-supplements/AN00964

More discussions about contamination
References in periodicals archive ?
Sample size was calculated using World Health Organisation (WHO) sample size calculator and using data from an earlier study.14,15 which reported the prevalence of bacterial contamination at 45% on dental burs.
These two control systems, acting in tandem, have the technological sophistication to identify all types of foreign matter defects in raw cotton and yarn, whether the contamination is natural or synthetic material.
(3) Per the test method, small amounts of the PCBA contamination residue are dissolved in a solution (typically IPA and DI water), and then heated in an 80[degrees]C bath for 60 min.
The most common cause of contamination in positive swabs was coagiilase-negative Staphylococcus, isolated in 24 (72.7%) patients, whereas Staphylococcus aureus was isolated in swabs of 6 patients (18.2%).
State regulators in 2015 were dealing with more than 3,400 total groundwater contamination cases in some capacity - mostly those first documented years ago.
Cross contamination of non-sterilisable appliances in the dental clinics and laboratories may potentially be a health hazard to the members of the dental team.
The EPA stated that investigation into the plume and its possible source began in 2007, when four separate wells demonstrated contamination above the maximum allowable level of four parts per billion.
The majority of these machines and systems are based on optical inspection technology to detect contamination on the pellet.
Urine culture contamination has been defined in several ways.
The deep scrubbing layer is used to remove stubborn adhered contamination. This should be done until there are no signs of visible contamination.
A colony count of >300 colony-forming units (CFU)/ ml was considered high-level contamination, 100-300 CFU/ ml intermediate-level contamination, and <100 CFU/ml low-level contamination.
Sources of contamination in medicinal products and medical devices.

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