Radiograph
Radiograph
A Radiograph (/ˈreɪdɪoʊˌɡræf/), also known as an X-ray image, is a type of imaging technique that uses X-rays to view the internal structures of the body.
Etymology
The term "Radiograph" is derived from the Latin radius meaning "ray" and the Greek graphia meaning "writing". It was first used in the late 19th century, following the discovery of X-rays by Wilhelm Conrad Roentgen in 1895.
Usage
Radiographs are commonly used in medicine and dentistry to diagnose and monitor a variety of conditions. They can reveal abnormalities in the bones, lungs, heart, and other organs. In dentistry, radiographs are used to check for cavities, infections, and bone loss.
Types of Radiographs
There are several types of radiographs, including:
- Chest radiograph: Used to examine the lungs, heart, and chest wall.
- Abdominal radiograph: Used to examine the abdomen and its organs.
- Dental radiograph: Used to examine the teeth and jaw.
- Bone radiograph: Used to examine the bones for fractures or infections.
Related Terms
- Radiography: The process of creating radiographs.
- Radiologist: A medical professional who interprets radiographs.
- Radiopaque: Substances that block or absorb X-rays, appearing white on a radiograph.
- Radiolucent: Substances that allow X-rays to pass through, appearing black on a radiograph.
External links
- Medical encyclopedia article on Radiograph
- Wikipedia's article - Radiograph
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