| 单词 | computed tomography |
| 例句 | According to Ryan Williams, anthropology department chairman of the Field's Integrative Research Center, mummies were scanned using an X-ray computed tomography, or CT, machine. At Natural History Museum, mummies' secrets unwrapped with today's tech 2015-09-17T04:00:00Z Scattered behind it are incongruously pink reproductions of a computed tomography scan showing blunt force trauma to the head. With ‘Eyes on Iran,’ Artists Bring Protests to Roosevelt Island 2022-12-08T05:00:00Z In general, computed tomography and MRI are reliable indicators of these changes. Readers Respond to the June 2023 Issue 2023-10-21T04:00:00Z Researchers created a computational model of a cat’s nose based on computed tomography scans and tissue slices from a deceased house cat whose body was donated for research. Cat Noses Contain Twisted Labyrinths That Help Them Separate Smells 2023-06-29T04:00:00Z Victoria Sjoholt Engelschion, a doctoral researcher at the Natural History Museum in Oslo, came across bits of bluish ichthyosaur bones when she was making computed tomography scans of clumps of fossilized clams from the area. X-Ray Vision Brings New Life to a Fossil Flattened by Time 2023-06-01T04:00:00Z The researchers also used electron microscopy and computed tomography scans to probe the porous structure of the onggi and calculate its “gas permeability coefficient,” or how easily gas could pass through it. Science Shows Why Traditional Kimchi Making Works So Well 2023-05-16T04:00:00Z The researchers took a tiny skin sample for radiocarbon dating and used computed tomography to virtually autopsy the mummy. Rare Baby Mummy Identified as Austrian Noble 2022-10-28T04:00:00Z PET scans are now usually performed in conjunction with a computed tomography scan. Chemistry 2019-02-14T00:00:00Z Also, the results from an MRI session are compared with images obtained from x-ray or computed tomography. Anatomy and Physiology 2013-06-19T00:00:00Z TSA hopes to install 938 scanners — using computed tomography technology — at most major U.S. airports over the next few years. The airport of the future? Clearing security without removing laptops or liquids 2022-03-18T04:00:00Z Thinking he’d made a mistake, he and Luo imaged the skulls of two more related species using a computed tomography scanner, with similar results. How a disappearing ear bone turned bats into masters of echolocation 2022-01-26T05:00:00Z Some checkpoints are equipped with computed tomography scanners designed to speed travelers through screening. Reagan National Airport celebrates opening of new TSA checkpoints, nearing end of a $1 billion upgrade 2021-11-09T05:00:00Z They examined broken fragments of walnut and pistachio shells at the nanoscale with a micro–computed tomography scanner and electron, atomic force, and infrared microscopes—a “materials science candy shop,” of equipment, Nakayama says. Pistachios wallop walnuts as the toughest nut to crack 2021-08-10T04:00:00Z There, they used computed tomography scanning to build a three-dimensional model of the fossil. The Dire Wolf Might Have Prowled Asia, Fossil Suggests 2020-10-15T04:00:00Z An illustration based on a computed tomography scan of coronary artery disease in the heart. Caristo Diagnostics: taking a fresh look at CT scans 2020-06-29T04:00:00Z When Abdulla Bin Ghooth saw the computed tomography scan of the lungs of a colleague’s brother in Aden, Yemen, in April, he knew the outlook was grim. Yemen was facing the world’s worst humanitarian crisis. Then the coronavirus hit 2020-05-28T04:00:00Z To get high-resolution images of the fish skulls, the researchers used micro–computed tomography—a scaled-down version of the technique doctors use to scan your body in the hospital. Saber-toothed anchovies roamed the oceans 45 million years ago 2020-05-12T04:00:00Z The team used computed tomography to analyze the bony labyrinths of 18 extinct reptiles and 14 modern relatives. When Crocodiles Once Dived Like Dolphins and Whales 2020-04-20T04:00:00Z Paleontologists were staggered to discover the skull when they used a computed tomography scan to look inside a rock found in Belgium in 2000 by an amateur fossil hunter. Daily briefing: The best books on past pandemics to read now 2020-03-22T04:00:00Z Just the same, Field and his postdoctoral fellow Juan Benito put the rock into a computed tomography scanner, hoping the x-rays would reveal the structures inside. Oldest modern bird fossil looks like a duck from the back and a chicken from the front 2020-03-18T04:00:00Z In recent decades, medical scanning technologies such as magnetic resonance imaging and computed tomography have allowed scientists to examine living human vocal tracts at work speaking, singing or even beatboxing. 3-D Printing Gives Voice to a 3,000-Year-Old Mummy 2020-01-23T05:00:00Z The scientists next used computed tomography scanning to image tooth-bearing jawbones of the three carnivores. Cannibalistic Dinosaurs Went Through a Lot of Teeth 2019-12-06T05:00:00Z When the medical imaging techniques computed tomography and magnetic resonance imaging became widespread in the 1980s, the resulting data were stored on magnetic tapes or disks. The future of electronic health records 2019-09-24T04:00:00Z One was very distorted and the other incomplete, however, and it took computed tomography scanning and uranium-series dating to unravel their secrets. Earliest modern human found outside Africa 2019-07-10T04:00:00Z Harvati and colleagues used computed tomography to scan the fossils, and generated a 3D virtual reconstruction of each specimen. An early dispersal of modern humans from Africa to Greece 2019-07-09T04:00:00Z Take the invention of the computed tomography scanner. From counting with stones to artificial intelligence: the story of calculus 2019-04-01T04:00:00Z Schalke says an ultrasound examination and computed tomography showed there was no injury to the bone, but a “muscle contusion with epifascial hematoma.” Weston McKennie out with ‘severe muscle contusion’ in leg 2018-09-23T04:00:00Z In traditional computed tomography, or CT scans, X-ray beams are measured after passing through human tissue. 3-D Color X-Rays Could Help Spot Deadly Disease Without Surgery 2018-07-17T04:00:00Z The Transportation Security Administration plans to expand the use of computed tomography scanners at airport security checkpoints, including adding one at Los Angeles International Airport in the next few months. TSA to deploy new CT scanners at 15 airports to improve security and speed up screening 2018-07-30T04:00:00Z Because of the limits of the X-ray scanners, President Trump recently signed a spending bill that included $64 million to buy and test new airport scanners that rely on computed tomography to check carry-on bags. TSA may ask you to unpack your snacks to help unclutter your carry-on bag 2018-03-30T04:00:00Z The architecture of plant root systems growing in opaque soil is being revealed by 3D-imaging tools such as X-ray computed tomography, magnetic resonance imaging and neutron tomography. Root systems offer insight into better soils 2018-02-20T05:00:00Z The test, called the Banyan Brain Trauma Indicator, is also expected to reduce the number of people exposed to radiation through CT scans, or computed tomography scans, that detect brain tissue damage or intracranial lesions. First Blood Test to Detect Concussions Is Approved 2018-02-14T05:00:00Z The team used computed tomography scanning to peer inside 42 eggs, and found 16 that contained the remains of embryos at various stages of development, with partial skulls and limb bones. Huge haul of rare pterosaur eggs excites palaeontologists 2017-11-29T05:00:00Z In this instance, Matz received a computed tomography examination that involved numbing the nerve with an anesthetic. Mets’ Painful Season Can Be Summed Up in Two Words: Steven Matz 2017-09-20T04:00:00Z It isn’t the first airport scanner to use computed tomography, also known as CT. TSA gives approval for new luggage scanner designed to be faster, more effective 2017-09-15T04:00:00Z The Transportation Security Administration, airports, airlines and manufacturers are gearing up for a major effort to replace X-ray machines at checkpoints with computed tomography scanners—CT scanners similar to what hospitals use. Could More Convenient Airport Security Be Around the Corner? 2017-07-12T04:00:00Z The Transportation Security Administration said Thursday that it is testing computed tomography, or CT, scanning at one checkpoint at Phoenix Sky Harbor International Airport. TSA is testing 3-D scanners for carry-on luggage 2017-06-15T04:00:00Z They were pressing the agency to conduct formal tests of its computed tomography devices, known as CT scans, which are already used broadly in the medical field and on checked baggage. With Trump Appointees, a Raft of Potential Conflicts and ‘No Transparency’ 2017-04-15T04:00:00Z The team also used computed tomography scanning, which recreates a virtual model of the teeth via x-ray images, to count the lines and determine growth rates from root to crown. Dinosaur babies took a long time to break out of their shells 2017-01-02T05:00:00Z Christopher Ruff at Johns Hopkins University in Baltimore, Maryland, and his colleagues used computed tomography X-ray scans to gauge the strength of Lucy's arm and leg bones. Anthropology: Lucy was a climber : Nature : Nature Research 2016-12-06T05:00:00Z A scanning technology called microfocus X-ray computed tomography told a different story. The Known: Cancer Is Really, Really Old. The Unknown: How Common It Was. 2016-08-22T04:00:00Z When she later looked at both groups of mice in a computed tomography scanner, their tumors were obvious, Willoughby reported last week at the World Congress of Mummy Studies here. To study ancient cancer, this scientist made her own mummies 2016-08-17T04:00:00Z Last fall, he installed a small computed tomography, or CT, scanner at the university’s Friday Harbor Laboratories and launched an ambitious project to scan and digitize more than 25,000 types of fish. He advised Pixar on ‘Finding Nemo.’ Now he wants to see inside every fish. 2016-08-01T04:00:00Z Working in partnership with the Transportation Security Administration, American also plans to deploy computed tomography technology at a TSA screening checkpoint. American Airlines Plans Faster Screening Lanes at Some Hubs 2016-07-06T04:00:00Z American and TSA also said they plan to add computed tomography, or CT, scans for carry-on bags at a checkpoint in Phoenix by year-end. Four U.S. airports to open automated security lanes this fall 2016-07-05T04:00:00Z These were carved with a tiny computer-guided pin that shaved away material to match 3D images of each pig’s jaw, created from a computed tomography scan. Lab-grown bones restore pig faces 2016-06-15T04:00:00Z Chest X-rays, computed tomography scans, lung function tests and laboratory tests may be performed. When to See Your Health Care Provider About Your Cough 2016-05-10T04:00:00Z For example, in early 2013, she used Burning Glass data to identify demand for a new computed tomography program for medical imaging. Colleges Drill Down on Job-Listing Terms 2016-04-03T04:00:00Z When the members of the group were 40 to 46 years old, they used computed tomography to measure coronary artery calcification, a marker of atherosclerosis and a risk factor for cardiovascular disease. Childhood Stress Is Linked to Hardening of the Arteries 1463-04-23T05:00:00Z CT—computed tomography—is the X-ray technology used to create 3-D images of human bones and organs. The Quest to Unlock an Ancient Library 2015-11-16T05:00:00Z CT scans, or computed tomography, use ionizing radiation, like X-rays, to provide detailed views of internal organs, soft tissue and blood vessels. CT Scan Use in Children Dropped Over Past Decade 2015-08-24T04:00:00Z The Jacksonville Aviation Authority is preparing to spend $19 million on six new computed tomography X-ray machines. Jacksonville International Airport is going high-tech 2015-08-11T04:00:00Z Brain tumors are diagnosed with clinical symptoms as well as advance imaging modalities of the brain, such as computed tomography or magnetic resonance imaging. A Ray of Hope for Patients With Malignant Brain Tumors 2015-06-24T04:00:00Z Tur and colleagues used computed radiography and computed tomography to peer inside the vertebra to get a better look at the arrowhead. Bronze Arrowhead Embedded In Spine Shows Elite Iron Age Warrior Survived Battle 2015-06-08T04:00:00Z They used computed tomography and 3D imaging to digitize and reassemble pieces of the jaw in the computer. Fossil pushes back human origins 400,000 years 2015-03-04T05:00:00Z Doctors may use a variety of tests to diagnosis the disorder, including brain scans using computed tomography or magnetic resonance imaging to determine if excess fluid is present. Is It Dementia or Normal Pressure Hydrocephalus? 2015-02-05T05:00:00Z In vivo imaging with computed tomography and magnetic resonance imaging, and data from post-mortem studies in people with schizophrenia, pointed to cortical effects and implicated other neurotransmitter systems, such as glutamate and serotonin. Drug development: The modelling challenge 2014-04-02T17:21:02.740Z Finally, physicians should not perform computed tomography, or CT, on a patient with a headache when magnetic resonance imaging, or MRI, is available, except if it's an emergency, the recommendations state. Headache docs list top-5 tests and treatments to avoid 2013-11-21T14:23:23Z Missinne argues that the egg has shrunk and warped over time, and he confirmed a loss in shell density by using computed tomography. Oldest globe to depict the New World may have been discovered 2013-08-19T21:25:49Z Some of the remains are completely encased in rock, visible only with computed tomography and other imaging techniques. Horse Fossil Yields Astonishingly Old Genome Are Similarly Ancient Human Genomes Next? 2013-06-27T17:16:02.003Z That’s a stress test using a radioactive dye that is tracked by an X-ray computed tomography, or CT, scan. Bitter Pill: Why Medical Bills Are Killing Us 2013-02-21T10:50:22Z For the study, she put the men through a computed tomography, or CT scan, of the abdomen and thigh to measure fat and muscle mass, as well as very high resolution CT of the forearm. Men with big beer bellies likely to have weaker bones: study 2012-11-28T17:38:35Z Magnetic resonance imaging, computed tomography, and positron-emission tomography scans — crucial imaging technologies for identifying cancer and tracking its growth — were developed by physicists, mathematicians and engineers. Diagnostics: Playing detective 2012-11-23T15:21:10.310Z The lower jaw is shown as a photographic reconstruction, and the cranium is based on a computed tomography scan. Kenyan Fossils Rekindle Debate over Early Human Diversity 2012-08-09T13:15:00.213Z In the new study, he and colleagues used computed tomography scans to peer inside the skulls of 16 extinct primates, spanning 35 million years of evolution, and reconstruct the architecture of their inner ears. Inner Ears Reveal Speed of Early Primates 2012-06-22T20:44:28Z After patients finish lymphoma therapy, doctors usually follow up with at least one CT, or computed tomography, scan each year for several years. After cancer, kids get too many CT scans: study 2012-06-14T17:16:55Z CT, short for computed tomography, uses X-rays generated from a machine rotated around the body to create three-dimensional pictures. As CT scans become more common for children, concerns about radiation grow 2012-06-11T15:07:28Z So a team of biologists, paleontologists, and materials scientists used a method known as high-resolution phase-contrast computed tomography to take thousands of x-ray images and compile them into a digital model of the two arachnids. The Year in Pictures 2011-12-22T19:11:37Z In computed tomography, Siemens edged past GE, and Sen said more than half of its scanners are now manufactured in China. Siemens Cuts Jobs as Diagnostics Fights to Regain Ground 2011-12-21T12:44:02Z The computed tomography scanning machines at Inova Alexandria Hospital are typically used to diagnose strokes, blood clots and other internal injuries. CT scans help reconstruct faces of unidentified victims to solve cold cases 2011-07-11T19:58:58Z Dr. Müller and his co-authors used X-ray computed tomography, or CT scans, to study the skull of the fossilized lizard and compare it with those of living lizards and snakes. Observatory: Fossil Sheds Light on the Lizard-Snake Divide 2011-05-23T22:07:40Z The scans, called coronary computed tomography angiography or CCTA, produce a detailed image of the heart that reveals cholesterol buildups in the coronary arteries. Heart scans tied to "evidence-free" treatment: study 2011-05-23T22:17:24Z The researchers were able to create 3D images of prehistoric animals' brains using the latest computed tomography, or CT, scanning methods. Smell key to big brain evolution 2011-05-20T08:08:15Z Dr. Müller and his co-authors used X-ray computed tomography, or CT scans, to study the skull of the fossilized lizard and compare it with living lizards and snakes. Observatory: Fossil Sheds Light on the Lizard-Snake Divide 2011-05-18T21:19:46Z That's important because researchers still aren't sure whether too many of those x-rays, called computed tomography, or CT scans, might trigger cancer years later. A little waiting may be good for head-injured kids 2011-05-09T05:29:39Z Along with CT, or computed tomography, researchers also looked at screening with echocardiography, ultrasound, and so-called myocardial perfusion imaging. Heart disease screens don't change treatment 2011-03-18T21:29:53Z Partly to get around those risks, some patients get a CT, or computed tomography, heart scan instead. Study suggests alternative to invasive heart test 2011-03-15T05:35:42Z It is approved for viewing and making diagnoses from many types of scans including magnetic resonance imaging, computed tomography or CT and the nuclear medicine test called positron emission tomography or PET. New app lets docs use cellphones to examine imaging scans 2011-02-17T21:37:04Z Compared with conventional X-rays, the CT, or computed tomography, scans create a detailed three-dimensional image of the lungs. Well: The Downside of a Cancer Study Extolling CT Scans 2010-11-16T15:20:00Z They said the rate of growth is untenable, and needs to be tempered by the extra costs and risks associated with the use of computed tomography or CT scans, which expose patients to radiation. Advanced imaging use in emergency rooms triples 2010-10-05T20:37:00Z The scanner made by Philips, using a method called multicolor computed tomography, or CT, showed the gold particles heading to the dangerous artery-clogging plaque, the team reported in the September issue of the journal Radiology. Gold in scan finds dangerous artery clogs: U.S. study 2010-08-16T22:39:00Z Magnetic resonance imaging or MRI detected strokes 83 percent of the time, compared to just 26 percent for computed tomography or CT scans, the group advised. New guideline says MRI best for diagnosing stroke 2010-07-12T20:22:00Z PET scans cost six times more than an advanced type of X-ray called a computed tomography or CT scan. Cost of imaging cancer patients rising sharply 2010-04-27T20:26:00Z He called the technique computed tomography, or CT. From success of the Fab Four, a key driver of health-care costs arose 2010-02-21T05:00:00Z |
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