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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...
Persistent link: https://www.econbiz.de/10012109033
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...
Persistent link: https://www.econbiz.de/10012109034
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)...
Persistent link: https://www.econbiz.de/10012109035
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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We describe how a diverse cast of characters including public health organizations, research laboratories, for-profit health care companies, activists and regulators, rolled back the outbreak of HIV/AIDS in just fifteen years. Moreover, as the case history shows, a stunning reduction in deaths...
Persistent link: https://www.econbiz.de/10012109077