Source
Source (Medicine)
Source (pronounced: /sɔːrs/) is a term used in various fields of medicine. In the context of disease transmission, a source refers to the origin or starting point from which a disease is transmitted. In the field of medical imaging, it refers to the origin of the radiation used for imaging.
Etymology
The term "source" comes from the Old French sorse, meaning a rising, beginning, fountain, wellspring, which in turn is derived from the Latin word surgere, meaning to rise.
Related Terms
- Epidemiology: The study of how often diseases occur in different groups of people and why. Epidemiological information is used to plan and evaluate strategies to prevent illness and as a guide to the management of patients in whom disease has already developed.
- Pathogen: A bacterium, virus, or other microorganism that can cause disease. Pathogens are often the source of infectious diseases.
- Radiation: The emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles that cause ionization. In medical imaging, the radiation source is crucial for obtaining images.
- Transmission (medicine): The passing of a pathogen causing communicable disease from an infected host individual or group to a particular individual or group, regardless of whether the other individual was previously infected.
See Also
External links
- Medical encyclopedia article on Source
- Wikipedia's article - Source
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