A study found that patients and healthcare professionals are willing to accept high rates of false-positives in cancer screening tests in exchange for increased diagnostic sensitivity. This means they are more likely to undergo unnecessary testing, such as radiologic or invasive follow-up tests, than accurate but inconclusive results.
A new study found that imaging can be a cost-effective way to identify people at risk for stroke and help sort patients into invasive or less invasive options. The study used transcranial Doppler sonography to assess cerebrovascular reserve in asymptomatic individuals with carotid artery stenosis.
Researchers found that people with multiple sclerosis (MS) lose myelin in their gray matter, a characteristic of the disease that affects brain function. The study's findings suggest that gray matter demyelination is strongly related to MS disability and have important implications for treatment monitoring and clinical trials.
A large-scale study found that iodine-based contrast material used in CT scans is not linked to kidney damage or death in most patients. The research, conducted at the Mayo Clinic, analyzed data from over 21,000 patients and showed no significant difference in adverse events between those who received contrast and those who did not.
A new study published in Radiology found that using the Wii Balance Board system can induce favorable changes in brain connections associated with balance and movement in patients with multiple sclerosis. The device helps improve balance, reducing the risk of accidental falls and related comorbidities.
A new study published in Radiology suggests that mammography screening for women over 75 may reduce the rate of more advanced breast cancers, leading to improved survival rates. Mammography-detected invasive breast cancer patients had a 10% reduction in mortality after five years.
Researchers assess emergency radiology response after Boston Marathon bombings, highlighting critical role of medical imaging in emergency situations and ways to improve preparedness for mass casualty events. Imaging played a vital role in evaluating extensive shrapnel injuries with X-ray and CT scans.
Researchers have identified abnormal brain iron levels in children and adolescents with Attention Deficit Hyperactivity Disorder (ADHD), which may help improve diagnosis and treatment. The study suggests that brain iron absorption into the brain is abnormal in ADHD, even when blood iron levels are normal.
A new study published in Radiology found that moderate and late preterm birth is associated with smaller brain size and less developed myelination, suggesting a disruption in the expected trajectory of brain growth. The research provides insight into brain-behavior relationships in this group of children.
A new study uses chest CT scans to identify individuals at high risk for cardiovascular disease, regardless of conventional risk factor status. The study found that radiologic information can complement standard clinical strategies in cardiovascular risk screening.
A study published in Radiology found that males with concussions took an average of 66.9 days to recover, compared to 26.3 days for females. DTI scans revealed abnormalities in the white matter tract UF, which correlated with recovery time and was a stronger predictor than initial symptom severity.
A new study using MRI scans has found disrupted connections between different areas of the brain in children and adolescents with ADHD. The research suggests that these abnormalities may be related to the symptoms of ADHD, such as inattention and hyperactivity.
A study found that longer diabetes duration is associated with brain volume loss and grey matter shrinkage, contrary to previous assumptions about its impact on small vessel ischemic disease. The researchers suggest potential implications for cognitive decline in patients with diabetes.
Researchers used CT angiography to assess coronary artery plaque volume index (PVI) in asymptomatic diabetic patients. PVI was related to age, BMI, and duration of diabetes, highlighting the importance of obesity as a modifiable risk factor.
Researchers used MRI to identify regional white matter damage in brain regions associated with chronic dizziness and vestibulopathy after concussion. The study suggests that MRI can speed the onset of effective treatments for concussion patients.
A new study found that full-field digital mammography (FFDM) is associated with lower recall and biopsy rates than screen film mammography (SFM), reducing the number of unnecessary diagnostic workups. FFDM implementation led to lower false positive screening exams and fewer biopsies with benign outcomes.
Researchers used ultra-high-field MRI to identify abnormalities in the substantia nigra, a key region affected by Parkinson's disease. The study showed promising results for early detection and classification of the condition, with high sensitivity and specificity rates.
A new study found that carotid artery MRI can accurately predict future cardiovascular events, including strokes and heart attacks, in people without a history of cardiovascular disease. The presence of a lipid core in the internal carotid artery was significantly associated with an increased risk of subsequent events.
A new photon-counting technique improves cancer detection rates in digital mammography screening, particularly for ductal carcinoma in situ. The method reduces scattered radiation and noise, enabling lower doses and improved outcomes.
A new study found that the presence of a gene variant APOE epsilon 4 is associated with accelerated brain atrophy rates in individuals with mild cognitive impairment. The study used MRI to measure brain atrophy over a 12- to 48-month period and found that epsilon 4 carriers exhibited greater atrophy rates than non-carriers.
Researchers have identified two biomarkers, low N-acetylaspartate/choline and rising choline/creatine, that are significantly correlated with developmental delays in premature infants. These chemical ratios at birth can predict the likelihood of motor development problems one year later with 70 percent certainty.
A new study has confirmed an association between a gadolinium-based MRI contrast agent and abnormal brain tissue signals. The research suggests that the toxic component of the contrast agent may remain in the body for extended periods.
Researchers found that blood vessels in face transplant recipients reorganize themselves, creating new networks to ensure healthy circulation. This understanding could improve surgical planning and assessment of potential complications, potentially shortening operation time and reducing procedure-associated complications.
Researchers assessed MR-guided focused ultrasound (MRgFUS) in 12 patients with invasive ductal breast cancer. The procedure proved safe and effective, with 10 patients showing no residual disease post-surgery. Continuous MRI monitoring allowed for precise temperature control during the ablation process.
A study found that women who had more frequent screening mammography had a significantly lower rate of lymph node positivity, improving patient prognosis. The researchers suggest that following guidelines recommending annual screening beginning at age 40 may benefit breast cancer patients.
Digital breast tomosynthesis (DBT) led to reduced recall rates and an increase in cancer detection compared to digital mammography. The study found that DBT decreased the average recall rate by 1.62% and increased the cancer detection rate by 21.5%.
An international multicenter study found that men and women with mild coronary artery disease and similar cardiovascular risk profiles share similar prognoses. The study analyzed data from 27,725 individuals in six countries and revealed that nonobstructive coronary artery disease conferred a similar adverse risk of death or heart atta...
Researchers used RIT to destroy HIV-infected cells in blood samples, reducing infection levels to undetectable. The treatment also showed effectiveness in targeting brain and central nervous system infections.
Research suggests that automated breast density measurement can predict breast cancer risk in younger women, with changes in breast density over time playing a significant role. Women under 50 are at high risk for density-associated breast cancer, and earlier mammogram screenings may be beneficial for those with denser breasts.
A study using MRI technology found that veterans with mild traumatic brain injury (MTBI) caused by blasts have long-term brain differences, including changes in white matter structure. This suggests a potential link between blast exposure and ongoing cognitive symptoms in veterans.
A study presented at the Radiological Society of North America annual meeting found that ultrasound-guided PRP therapy improves functionality by 80% and pain by 75% in athletes with Achilles and patellar tendinosis. The therapy also normalizes MRI signal intensity in 90% of patients.
A novel rehabilitation device converts thoughts into electrical impulses to improve motor function in stroke patients, enabling them to perform activities of daily living. The device showed promising results in improving motor skills and quality of life for patients with moderate severity strokes.
A new MRI technique found significantly lower brain iron levels in ADHD patients who had never been on medication, compared to those who had been medicated. This discovery may help guide optimal treatment for ADHD and identify potential risks of addiction.
A study using cardiac MRI found that energy drink consumption increased peak strain and systolic strain rates in the left ventricle of the heart. The researchers advise caution for children and individuals with heart disease, highlighting the need for further studies on long-term effects.
A study using MR spectroscopy found that preterm infants' brains develop differently than full-term infants, with a disruption in the timing and synchronization of white and gray matter maturation. This false start in brain development may contribute to long-term problems such as autism and ADHD.
A new study reports that individuals who underwent left gastric artery embolization experienced a 7.9% decrease in body weight, highlighting potential new avenue for obesity research. The procedure blocks the production of ghrelin, leading to decreased appetite and weight loss.
Using CT scans, researchers created a non-destructive method to separate fossilized bones from surrounding sediment. They then printed the bones using a 3-D printer, producing an accurate replica that could be shared with other research facilities.
A study found that younger patients have a lower quality-of-life score after breast biopsy due to increased pain and anxiety. The researchers suggest tailored pre-biopsy counseling could minimize these effects.
A new study has found that patients with temporal lobe epilepsy have abnormal brain connections, which could help diagnose and treat the condition. The study used diffusion tensor imaging to track water movement in the brain's white matter, revealing a decrease in long-range connectivity of up to 45%.
A study published in Radiology found that patients referred by physicians with financial interest in imaging equipment were more likely to receive negative findings on knee MRI exams. This suggests that financial incentives may drive overuse of high-tech imaging, contributing to escalating medical costs.
A California-based group has developed a website to address the implications of breast density notification laws, which require patients with dense breasts to receive written notification. The group recommends an individualized risk-based approach to guiding decision-making on supplementary screening.
A new study published in Radiology found that whole-body MRI can accurately predict the risk of heart attack and stroke in diabetic patients. The study revealed that patients with detectable vascular changes on whole-body MRI faced a cumulative risk rate of 20% at three years, increasing to 35% at six years.
A multicenter trial found that BI-RADS 3 breast lesions have a malignancy rate of 0.8%, with most cancers detected at 12-month follow-up imaging. The study suggests that extending the follow-up interval from six to 12 months for these lesions may reduce unnecessary biopsies and exams.
Researchers found that women with atypical lobular hyperplasia (ALH) and lobular carcinoma in situ (LCIS) can avoid surgery if radiologist and pathologist findings are concordant. Yearly mammograms, MRI, or ultrasound as second-line screening tools may suffice.
A new study published in Radiology found that digital tomosynthesis reduces the recall rate in breast cancer screening, particularly in younger women and those with dense breast tissue. The addition of tomosynthesis resulted in a 30 percent reduction in overall recall rate, compared to conventional mammography alone.
A new study published in Radiology found that hospital mammography recall rates are higher than those at community office practices. The study, which analyzed data from 2008 to 2011, identified patients with previous surgeries and biopsies as a key factor contributing to the increased recall rate.
A new study published in the journal Radiology found that excess liver and muscle fat can increase the risk of osteoporosis by affecting bone marrow quality. Higher levels of bone marrow fat were linked to increased fracture risk, suggesting that obesity can weaken bones.
A new study describes imaging findings in H7N9 influenza, including rapidly progressive changes in lungs and pulmonary connective tissues. The severity of these findings is associated with the clinical condition of patients.
A study found that cerebral aneurysms of all sizes are 12 times more likely to rupture if they grow in size. The researchers observed growth in nearly 18% of asymptomatic cerebral aneurysms and found a strong association between aneurysm growth, initial size, and tobacco smoking.
A new study found that patient and visit factors, such as prior visits, referral sources and clinical reasons, are the primary predictors of imaging use in emergency departments. Physician-related factors had a minimal impact on imaging utilization.