radiologist – n. a doctor whose expertise is using some forms of radiation (such as X-rays) to diagnose and treat diseases
mammogram – n. a photograph of a woman's breasts made by X-rays
accuracy – n. the quality of having no errors or mistakes
detection – n. the act or process of discovering, finding, or noticing something
false positive – n. a test result which incorrectly indicates that a particular condition is present
false negative – n. a test result which incorrectly indicates that a particular condition is absent