A study found that imaging exams on pregnant women have more than doubled, with CT scans increasing by 25.3% annually due to growing radiation exposure concerns. The researchers evaluated 5,270 examinations and estimated fetal radiation exposure, highlighting the need for alternative imaging tests like MRI and ultrasound.
A new study found that women who wait for breast biopsy results experience biochemical changes, affecting wound healing and the immune system. The researchers hope to encourage faster analysis and communication of biopsy results.
Researchers identified a distinct brain atrophy pattern in patients with mild cognitive impairment (MCI) that predicts a higher risk of progressing to Alzheimer's disease. This pattern involves widespread cortical atrophy in areas beyond memory centers, indicating potential decline in cognitive function.
Researchers analyzed MRI test results of 109 ischemic stroke patients and found that up to 9 hours after symptom onset, a diffusion-perfusion mismatch may still benefit from thrombolytic therapy. This extends the traditional treatment window, potentially saving more lives.
A new technique combining CT with fiber-coated surgical microcoils successfully locates and removes small lung nodules using video-assisted thoracoscopic surgery. The procedure results in less pain and faster recovery times compared to traditional thoracotomy, allowing patients to return to work within two to three days.
Patients with intermittent claudication may benefit from supervised exercise instead of revascularization. After six and 12 months, patients experienced similar improvements in functional capacity and quality of life scores.
Researchers found that asthma patients exhibit chronic airflow changes in their lungs, even with medication use. The study used MRI to visualize airway obstruction and revealed that many airways remained narrowed over time.
A study published by the Radiological Society of North America (RSNA) reports on the successful diagnosis and removal of self-inflicted foreign objects from adolescents. The minimally invasive procedure allowed for safe and precise removal of embedded objects with minimal scarring.
A new breast imaging technology, BSGI, has been shown to detect additional lesions in women with suspicious mammography results. The study found that BSGI identified an additional suspicious lesion in 29% of women and 36% of those who underwent biopsy as cancerous.
Researchers used fMRI to find that patients with stress-related psychiatric disorders have abnormal brain activation in the prefrontal cortex and hippocampus, affecting memory suppression. This can lead to poor memory and increased anxiety due to lingering traumatic memories.
Researchers used a hand-operated robotic device and fMRI to track brain function after strokes, finding that the brain can regain function through rehabilitative exercises even six months post-stroke. The study, which tested five right-hand dominant patients, showed significant increases in cortical activation with hand training.
A new technique for imaging the breast, positron emission mammography (PEM), has been found to be effective in detecting breast cancer without being affected by breast density or a woman's hormonal status. PEM has a higher sensitivity rate than standard mammography and breast MRI, with fewer false-positive results.
A portable eight-slice computed tomography (CT) scanner has been found to significantly increase the number of stroke victims who receive life-saving thrombolytic therapy. The scanner's availability reduced treatment delay by 54% and is expected to boost recovery rates.
A study found that including patient photos with medical images boosts radiologists' attention to detail and empathy towards patients. The researchers concluded that adding photos can lead to better diagnosis accuracy and should be adopted into routine practice.
Researchers found excellent agreement between CT colonography's bone density measurements and DEXA results, identifying osteoporotic bones in patients. CT colonography may be a cost-effective way to screen more people for osteoporosis without additional radiation.
Researchers found that exercise increased cerebral blood flow and the number of small blood vessels in the brain of older adults. The study suggests that regular physical activity may help prevent age-related cognitive decline by improving brain health.
A new study presents a promising alternative to traditional treatments for women with breast implants who develop early-stage cancer. Brachytherapy, a targeted radiation treatment, offers better cosmetic outcomes and avoids the risk of implant hardening compared to whole-breast radiation therapy.
Researchers used MEG to identify timing abnormalities in the brains of patients with autism, finding a fraction of a second delay in brain activity. This delay may underpin language processing and communication impairment in autistic children.
A new ultrasound-guided technique combined with steroid injection has been shown to be 95% effective in relieving plantar fasciitis symptoms within three weeks. This treatment is a viable option for patients who have tried conservative treatments and are experiencing persistent pain.
A recent study using MRI scans has identified new types of injuries in young gymnasts, including necrosis of the bones in their knuckles. The research suggests that these injuries may develop into early osteoarthritis if left untreated, highlighting the need for changes in practice routines to reduce joint stress.
A new study using high-resolution CT scans found that adolescents with mild anorexia exhibit abnormal bone structure, even before significant bone mineral density decreases. The researchers suggest that traditional methods like DXA may not accurately reflect true bone health in these patients.
Researchers have developed a new MRI technique that can identify cervical cancer in its early stages by measuring the movement of water within tissue. The technique offers better imaging of smaller tumors and may improve surgical options for fertility-sparing procedures.
A new study published in Radiology found that 3-D power Doppler ultrasound can accurately distinguish between malignant and benign breast masses. The technique detects higher flow velocities in malignant tumor-feeding vessels, making it a potentially useful tool for breast cancer diagnosis.
Researchers used 3-D MRI to accurately detect bleeding in diseased carotid arteries, a condition that may lead to stroke. The technique identifies complicated plaques with surface ulcerations and blood clots, which are major causes of vascular events.
Researchers used ultrasound imaging to measure carotid artery plaque density and predict cardiovascular events. Patients with reduced plaque density had a significantly increased risk of near-future adverse events, highlighting the potential for this non-invasive technique to improve cardiovascular disease management.
A minimally invasive treatment called venous embolization has been shown to significantly improve a couple's chances of pregnancy in infertile men. The study found that patients with high sperm motility prior to treatment had the highest success rates, with over 26% of couples becoming pregnant after six months.
A new study finds that a topical application of 4% lidocaine gel significantly reduces breast discomfort during mammography. Women who received the gel reported less pain and were more likely to undergo regular screening, with 88% indicating they would definitely get a mammogram the following year.
A new automated system for measuring brain tissue with magnetic resonance imaging (MRI) can help physicians accurately diagnose Alzheimer's disease at an earlier stage. The technique, which uses computer software developed by researchers, shows significant promise in reducing processing time from hours to minutes.
A new study suggests that an ultrasound exam of the heel may be able to predict if a woman is at heightened risk for fractures due to osteoporosis. The research found that women who were considered higher risk had a significantly lower bone strength, increasing their fracture risk.
A new study suggests that CT lung cancer screening can increase lung cancer detection by 37% and reduce mortality by 28%, but has limited impact on all-cause mortality. Quitting smoking is still the most effective way to reduce risk of death from various causes.
A new calcium scoring method takes into account plaque distribution to predict heart attack risk, showing a significant association between diabetes and increased coronary artery calcification. The study found that the location of calcium in arteries is crucial in estimating patient risk.
A new study published in Radiology found that MRI detection of extracapsular extension is an important factor in determining outcome for men scheduled to undergo radiation therapy. Patients with substantial extracapsular spread are more likely to experience recurrence and spread of their cancers.
Researchers used perfusion MRI to track changes in blood volume in patients with low-grade gliomas, finding that increased rCBV is an indicator of future malignant transformation. The study suggests that significant changes in rCBV represent an early warning sign of impending malignant transformation.
A multicenter trial found that uterine artery embolization (UAE) is a viable alternative to hysterectomy for women with symptomatic fibroids. After two years, patients who underwent UAE reported health-related quality of life equal to those who had undergone hysterectomy.
A new study published in Radiology found that digital mammography is more accurate than film mammography for women under 50 with dense breasts. The Digital Mammographic Imaging Screening Trial (DMIST) compared the accuracy of both methods in different subgroups, confirming improved diagnostic accuracy for digital mammography in pre- an...
A novel treatment for DVT uses a fiber-binding agent to clear clots rapidly and safely, with 90% of patients experiencing complete resolution of symptoms after six months. The therapy reduces the risk of bleeding and post-thrombotic syndrome, enabling patients to resume normal activity within a week.
A new minimally invasive procedure using ultrasound-guided percutaneous therapy significantly reduces pain and restores mobility in patients with calcific tendonitis of the rotator cuff. The procedure, which takes about an hour to perform, has been shown to provide long-lasting relief from symptoms.
A new study found that hypertension significantly reduces cerebral blood flow in adults with Alzheimer's disease, increasing its vulnerability to the effects of the disease. Good vascular health is crucial for brain health, and detecting and treating hypertension can help prevent or slow cognitive decline.
Researchers used a novel imaging technique to study autistic children and found increased gray matter in brain areas governing social processing and learning by observation. The study revealed that increased gray matter does not correspond to IQ levels, indicating dysfunctional mirror neuron system function.
Stereo mammography has been shown to reduce false positives by 49% compared to standard digital mammography, potentially cutting the number of women recalled for additional tests. The technology produces three-dimensional views of breast tissue, allowing radiologists to better interpret images and detect cancer earlier.
The study found a 121% increase in imaging exams performed on pregnant women between 1997 and 2006, with the greatest increases seen in CT exams. The researchers estimated that pregnant women are exposed to low but potentially harmful levels of radiation during these exams.
A study found that approximately 27% of obese gastric bypass patients weighing over 450 pounds were denied standard diagnostic imaging due to weight restrictions. This can lead to delayed diagnosis and compromised patient care.
A new automated dental radiograph matching system can reduce the task of forensic experts by up to 95% and produce matches at an average rate of less than four seconds. The system uses Phase-Only Correlation technology to align images and measure their similarity, resulting in a significant reduction in time spent on identification.
Computed tomography (CT) autopsies have been shown to be a sensitive tool for detecting injuries and cause of death in victims of blunt trauma. In a study comparing CT with conventional autopsy, CT accurately identified the cause of death in all 14 blunt trauma cases and five out of six penetrating wounds.
Researchers used PET/CT to diagnose and stage inflammatory breast cancer, detecting disease earlier than traditional methods. The study achieved a 95% accuracy rate in identifying cancerous areas and involved 41 women with the aggressive form of breast cancer.
Multicenter trials show CT angiography highly accurate in detecting coronary artery disease with sensitivity of 85% and specificity of 90%. The noninvasive exam was equal in accuracy to invasive angiography in identifying patients to be referred for angioplasty or bypass surgery.
A study of 500 consecutive children admitted to Arkansas Children's Hospital following ATV accidents found a high incidence of head, spinal, lung, and extremity injuries. Many victims suffered permanent disabilities or fatalities, highlighting the risks associated with ATV use in children.
A survey of 1,011 women found that ethnic background influences preferences regarding breast cancer screening for early detection. Black and Hispanic women tend to prefer recall over earlier detection, while Caucasian women prioritize earlier detection.
A novel MRI technique has identified structural damage to the lungs caused by secondhand cigarette smoke. The study found that breathing secondhand smoke can injure your lungs, with 57% of smokers showing early lung damage.
A study by Nicholas M. Perry found that urban women have denser breasts and are nearly four times more likely to develop breast cancer than rural women. Regular breast screening with digital mammography is advised for all women, especially those with dense breast tissue.