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CT: Page 187
FDA clears Zebra Medical's CAC scoring software
By
AuntMinnie.com staff writers
Big-data visualization software developer Zebra Medical Vision has received U.S. Food and Drug Administration (FDA) clearance for its Coronary Calcium Scoring software algorithm for calculating coronary artery calcium (CAC) scores from CT scans.
July 12, 2018
More CT screening may be needed for high-risk smokers
By
Abraham Kim
A few annual rounds of negative CT screening exams might not be enough to rule out lung cancer in the long term, according to an article published online July 10 in
Radiology
. A group from Canada found a high incidence of early-stage cancer in high-risk individuals several years after the conclusion of initial screening.
July 11, 2018
4 reasons why people seek CT lung cancer screening
By
Abraham Kim
CT lung cancer screening rates have fallen short of expectations, but many eligible people are still seeking out screening. A group out of Washington identified four main factors that motivate individuals to pursue CT screening in an article published online July 5 in
PLOS One
.
July 10, 2018
USPSTF dismisses CAC for heart disease risk assessment
By
Abraham Kim
The U.S. Preventive Services Task Force (USPSTF) has reaffirmed its recommendation against using nontraditional factors -- including coronary artery calcium (CAC) score -- to assess the risk of heart disease, in a statement published online July 10 in the
Journal of the American Medical Association
.
July 10, 2018
4D CT compares well with 4D MRI for the heart
By
AuntMinnie.com staff writers
Researchers from Sweden found that 4D CT provided heart-flow patterns and measurements similar to those from 4D MRI, with shorter acquisition time and improved spatial resolution, according to an article recently published online in
Radiology
.
July 9, 2018
MITA again urges medical device exemption in China tariffs
By
AuntMinnie.com staff writers
With the U.S.-China tariffs now underway, the Medical Imaging and Technology Alliance (MITA) has again appealed to the Trump administration to make an exemption for medical imaging devices.
July 8, 2018
U.S.-China trade war breaks out as tariffs kick in
By
Brian Casey
The U.S. slapped tariffs on a wide range of goods imported from China -- including medical imaging scanners -- on Friday, July 6, as the U.S. and China were unable to resolve their differences on trade policy. China has retaliated with tariffs of its own on U.S. products.
July 5, 2018
Variation in emergency CT use may be lower than it seems
By
Abraham Kim
The use of CT in the emergency setting might not vary quite as much as initially reported, according to an article published online July 5 in the
American Journal of Roentgenology
. Researchers found that taking into account hundreds of factors revealed much lower variability.
July 5, 2018
Cardiac hybrid imaging predicts adverse cardiac events
By
Abraham Kim
A cardiac hybrid imaging technique that fuses SPECT myocardial perfusion imaging with coronary CT angiography scans can help predict major adverse cardiac events in patients suspected of having coronary artery disease, according to a study published online July 3 in
Radiology
.
July 3, 2018
Ultrahigh-resolution CT enhances image quality twofold
By
Abraham Kim
A new ultrahigh-resolution CT scanner -- boasting two times the spatial resolution of conventional CT -- significantly enhanced the image quality of in-stent restenosis in blood vessel phantoms without altering radiation dose, according to an article published online June 26 in
Radiology
.
July 1, 2018
HeartFlow wins UnitedHealthcare contract
By
AuntMinnie.com staff writers
UnitedHealthcare has agreed to cover cardiovascular software developer HeartFlow's HeartFlow FFR-CT Analysis fractional flow reserve (FFR) software, which helps physicians diagnose and treat people suspected of having coronary artery disease.
June 28, 2018
CCTA reduces unnecessary invasive coronary procedures
By
Abraham Kim
Using coronary CT angiography (CCTA) instead of SPECT myocardial perfusion imaging to diagnose coronary artery disease can significantly reduce the number of patients referred for invasive procedures, according to an article published online in
Scientific Reports
.
June 28, 2018
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