roentgenography

Japanese: roentgenography
roentgenography

…However, in order to obtain the best results with the smallest possible dose of X-rays, strict legal regulations have been established that doctors, medical radiologists, equipment developers, and others who handle radiation must pay close attention to. X-ray examination methods include X-ray fluoroscopy, which uses a fluorescent screen to continuously observe the movement of the image, and roentgenography, which takes images using X-ray film. The latter is broadly divided into plain radiography, contrast radiography, and special radiography.
[Simple photography]
The rate at which X-rays are absorbed varies depending on the type, density, thickness, etc. of the materials that make up the human body.

*Some of the terminology that mentions "roentgenography" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…しかし検査にあたっては,最も少ないX線量で最大の成果が得られるようにするため,放射線を取り扱う医師,診療放射線技師,機器開発者等が十分に留意するべく厳格な法的規制が定められている。X線検査法には,蛍光板を利用して像の動きを連続的に観察する〈X線透視法X‐ray fluoroscopy〉と,X線フィルムによって像を撮影する〈X線撮影法roentgenography〉があり,後者は単純撮影法,造影撮影法,特殊撮影法に大別される。
[単純撮影法]
 人体を構成する物質の種類,密度,厚さ等により,X線の吸収率は異なる。…

※「roentgenography」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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