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We describe how and why Magnetic Resource Imaging (MRI) came to complement – and partially replace -- computed tomography (CT) imaging of soft tissue. Specifically we chronicle: 1) the development of foundational techniques and prototypes (through the 1970s); 2) initial commercialization and...
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We describe how the development of x-ray-based techniques and equipment (“mammography”) lead to widespread screening for breast cancer and enabled “minimally invasive” biopsies of breast tumors. Specifically, we chronicle how: 1) new protocols and equipment catalyzed the first widespread...
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We describe how efforts on multiple fronts, including advocacy, training and technological development made ultrasound the second most commonly used diagnostic imaging technology (after X-rays). Specifically, we chronicle: 1) ultrasound's development and introduction in the 1950s and 1960s; 2)...
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We describe how Computed Tomography (CT) scanners - that combine x-rays and computers to image soft tissues of the brain and other organs -- have become a widely used diagnostic tool. Specifically, we chronicle the: 1) development of the first CT scanner (through the early-1970s); 2) rapid and...
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