Ultrasound as an imaging technique has several things going for it. For one, it's more affordable than CT and MRI scans, and it's portable, so it can easily travel to rural and low-infrastructure areas or patients who are house-bound. And unlike with CT scans and X-rays, there is no ionizing radiation exposure, hence its widespread use imaging fetuses in pregnant women.
Unfortunately, the high-frequency soundwave approach to viewing soft tissue doesn't provide great resolution, so despite all its perks, it's not the go-to imaging tech for cancer detection. Now, thanks to a new discovery out of … Read more