| 词汇 | mammogram |
| 释义 | mammogram noun[ C ] uk /ˈmæm.ə.ɡræm/ us /ˈmæm.ə.ɡræm/(alsomammograph) an X-ray photograph of the breasts乳房X光片 Medical examination anechoic angiocardiography angiogram angiography audiogram CT colonography CT scan CVS cystoscopy dioptre electrocardiogram Pap smear PET scan PillCam post-irradiation post-mortem pre-screening radiography sperm count swab mammogram | American Dictionarymammogram noun[ C ] us/ˈmæm·əˌɡræm/ an X-ray photograph of a woman’s breasts, used to find signs of disease Examples of mammogrammammogram Effect of false-positive mammograms on interval breast cancer screening in a health maintenance organization. Although the risks of radiation exposure are negligible, screening mammograms can generate false-negative and false-positive results. Subjects were matched by age at biopsy, and mammograms were taken at the time of biopsy. Presently there are about 2,000 single words and 2,500 multi-word phrases in the lexicon, which mainly covers chest x-rays and mammograms. Sometimes repeat mammograms and tangential views are all that is required for clarification. However, many early detection mammograms are performed as diagnostic mammography, without assurance of quality. The case was that of a 77-year-old woman with a 2 cm palpable mass, which appeared malignant on mammogram. In contrast, the fat within the breast is more radiolucent and much darker in appearance on the mammogram. Only one nomenclature number is provided for mammography; hence, no distinction can be made between diagnostic and preventive mammograms. Many of these pigments contain metal salts and other radio-opaque particles that are potentially visible on a mammogram. A tattoo remains a rare cause of apparent microcalcifications on the screening mammogram. The supra- and infraclavicular fossae were although free, so was the mammogram. Her local gynaecologist sent her for a screening bilateral mammogram, revealing only of an enlarged left axillary node. According to the screening trials, 12% to 37% of breast cancers are missed by mammograms. Furthermore, all reported collecting data on the results of additional diagnostic procedures conducted to clarify abnormal mammograms and cancers detected through screening. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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