Category: Radiology
Scientists track how the brain changes over a lifetime
The volume of grey matter (brain cells) increases rapidly from mid-gestation onwards, peaking just before we are six years old. It then begins to decrease slowly. The volume of white matter (brain connections) also increased rapidly from mid-gestation through early childhood and peaks just before we are 29 years old. The decline in white matter volume begins to accelerate after 50 years.
Screening key to reducing U.S. cancer deaths, panel finds
The United States could substantially reduce cancer deaths by closing gaps in its cancer screening programs, a presidential advisory group has concluded in a new report.
Coronavirus: scientists uncover why some people lose their sense of smell
Many people with COVID-19 reported a sudden loss of sense of smell and then a sudden and full return to a normal sense of smell in a week or two.
AI improves radiologists’ readings of mammograms, UW study finds
Machine-learning algorithms could help improve the accuracy of breast cancer screenings when used in combination with assessments from radiologists,
Are lead aprons for x-rays necessary — or even safe?
Lead aprons that they drape on you when you get and x-ray may not be necessary and may actually increase your exposure to radiation.
A Million-Dollar Marketing Juggernaut Pushes 3D Mammograms
Manufacturers have spend millions to market 3D mammograms even though they haven’t been shown to be more effective than traditional mammograms.
Anyone can take a peak at millions of Americans’ medical images on the Internet
X-rays, MRIs and CT scans of millions of Americans are unprotected on the internet and available to anyone with basic computer expertise.
Breast cancer diagnosis by AI now as good as human experts
One artificial intelligence system recently achieved a cancer detection accuracy comparable to an expert radiologist.
Having a scan? Here’s how the different types work and what they can find
Medical imaging — X-ray, CT, MRI, PET and ultrasound — explained.