spiral ct scan造句

• But the biggest excitement in the field surrounds the new spiral CT scans.
• Some imaging centers in other parts of the country are heavily promoting spiral CT scans as noninvasive screening tests for lung cancer.
• When people enter the study, they will be randomly assigned to receive either a spiral CT scan or chest X-ray.
• Neither chest X-rays nor spiral CT scans have been shown to reduce a person's chance of dying from lung cancer.
• The National Cancer Institute is studying whether spiral CT scans, which view the lungs at various angles, could improve survival by spotting tumors early.
• With the spiral CT scans, 23 percent of the people had suspicious nodules but only 2.7 percent of them turned out to have cancer.
• That's particularly important as more people consider getting those aggressively advertised, but still unproven, spiral CT scans to hunt early lung cancer, Glynn said.
• In a smoker, at risk for lung cancer, a spiral CT scan may detect it at an earlier stage than would be possible with a conventional X-ray.
• And some new tests, like spiral CT scans of the lungs, are being marketed to patients before they have been shown in large, rigorous studies to benefit anyone.
• A spiral CT scan of the head may be performed in 10 30 seconds, making it a good option for children and adults with difficulty holding still for longer periods.
• Spiral CT scans spotted 233 people with suspicious lesions in their lungs, but further tests ( more scans and in some cases surgical biopsies ) revealed that only 27 of them had cancer.
• "Measurable lesions "-lesions that can be accurately measured in at least one dimension with longest diameter e " 20 mm using conventional techniques or e " 10 mm by spiral CT scan.
• She said she has told NIH officials that their study was " fatally flawed " because it seeks to compare spiral CT scans with X-rays, even though X-rays are not considered effective.
• The department of radio-diagnosis and imaging offers facilities for nuclear scans, PET-CT Scan, digital spiral CT scans, mammography, ultrasonography, echocardiography, endoscopies, digital radiography, CT and ultrasound-guided procedures.
• Despite the skeptics, Henschke organized a study of 1, 000 smokers and former smokers, examining each person's lungs with both spiral CT scans and with conventional chest X-rays and comparing what the two machines found.
• Dr . Claudia Henschke, a professor of radiology at Cornell University's Weill Medical College who is overseeing a New York study of 10, 000 people receiving spiral CT scans, said the false positives are greatly reduced in annual follow-up examinations.
• Dr . John Burk, a Fort Worth pulmonologist who sees a lot of patients with lung cancer, says spiral CT scans can detect tumors many times smaller than those found with conventional X-rays, but they will also show many abnormalities that are not cancer.
• The most recent technique, rapid-spiral CT scans, got a huge boost this year from a study of 1, 000 ostensibly healthy people 60 or older who had smoked at least a pack of cigarettes a day for 10 years or half a pack for 20 years.
• "Non-measurable lesions "-all other lesions, including small lesions ( longest diameter < 20 mm with conventional techniques or < 10 mm with spiral CT scan ), i . e ., bone lesions, leptomeningeal disease, ascites, pleural / pericardial effusion, inflammatory breast disease, lymphangitis cutis / pulmonis, cystic lesions, and also abdominal masses that are not confirmed and followed by imaging techniques.