[Imaging techniques of the breast in 1991. 1]

Today, there is an increase in breast radiology practise. To realize good investigations with the lowest X ray dose absorbed, the authors accurate the technical specifications of each unit of the mammograph. They insist on the necessary quality control. They definite the technical mammography practice and the ultrasound technology, as a complementary and often indispensable technology after mammography. The association clinical examination-mammography-ultrasound technology, is performed in upper 97% of breast lesion diagnoses. However, other technologies, as complementaries one are sometimes useful to assure the diagnosis.