MRI finds gender differences even in healthy hearts
February 27, 2020 -- An investigational 4D flow MRI sequence has helped researchers confirm different blood flow characteristics in the hearts of young, healthy men and women. The findings could help clinicians set benchmarks for comparisons with unhealthy patients, according to a study published February 27 in Radiology: Cardiothoracic Imaging.  Discuss
Ultrasound performance mixed in breast cancer survivors
February 27, 2020 -- Supplemental screening ultrasound shows a mixed performance in women with a personal history of breast cancer, with lower sensitivity and a higher interval cancer rate. But the modality also had higher specificity, according to a study published online February 25 in Radiology.  Discuss
What issues are hindering AI's utility in radiology?
February 26, 2020 -- Artificial intelligence (AI) technology has much potential in radiology, but several key issues are limiting its current clinical utility, according to a presentation on Tuesday at a public workshop held by the U.S. Food and Drug Administration on the evolving role of AI in radiology.  Discuss
CT again tops DNA tests for early coronavirus detection
February 26, 2020 -- In a study covering more than 1,000 confirmed cases of the novel coronavirus disease, chest CT proved to be more accurate than the standard method of DNA testing for early diagnosis of the disease in high-risk individuals. The findings were published online February 26 in Radiology.  Discuss
MRI suggests main reason for psychotic relapses
February 26, 2020 -- MR images have revealed decreased cortical thickness in people on antipsychotic drugs compared with those on placebo. But in both cases, their relapse back into psychosis may be due more to structural brain change than a lack of medication, according to a study published February 26 in JAMA Psychiatry.  Discuss
Flortaucipir-PET, blood samples link brain injuries to CTE
February 26, 2020 -- Flortaucipir-PET and blood tests have correlated two key biomarkers of chronic traumatic encephalopathy (CTE) in military personnel who experienced traumatic brain injuries from blasts, according to a study published online on February 25 in Molecular Psychiatry.  Discuss
PET shows connection with widowhood, Alzheimer's decline
February 26, 2020 -- Men and women who had been widowed and who had elevated beta-amyloid levels on PET scans were also more likely to have accelerated cognitive decline associated with Alzheimer's disease, according to a study published online February 26 in JAMA Network Open.  Discuss
10-minute breast MRI scan beats DBT for invasive cancer
February 25, 2020 -- Breast MRI with an abbreviated scanning protocol -- as short as 10 minutes -- finds more invasive cancers in women with dense tissue than digital breast tomosynthesis (DBT), according to a study published online February 25 in Journal of the American Medical Association.  Discuss
Ultrasound is a good 1st imaging choice for pneumonia
February 25, 2020 -- CT may be the gold standard for diagnosing complicated pneumonia, but lung ultrasound may be a viable first choice for patients in the emergency department, according to a study published on February 14 in Ultrasound in Medicine & Biology.  Discuss
MRI pinpoints shoulder stiffness from rotator cuff tears
February 25, 2020 -- Targeting joint capsule abnormalities in the shoulder on MRI scans can help determine which patients with rotator cuff tears will have preoperative shoulder stiffness, according to a study published February 19 in the American Journal of Roentgenology.  Discuss