A study published by American College of Radiology found CAD with CR detects 47 of 53 breast cancers, surpassing film screen mammography in dense and small lesion cases.
A recent study using MRI found that 88% of patients with knee osteoarthrosis exhibit abnormalities in the lateral collateral ligament complex. The study also identified a significant association between lateral compartment osteoarthrosis and fibular collateral ligament abnormalities.
A recent study found significantly higher transcription error rates in women compared to men, with error rates ranging from 0.015 to 0.206 in females and 0.025 to 0.139 in males. The results suggest that women may need to spend more time training on commercial speech recognition systems to achieve accurate results.
Researchers developed a new technique to acquire soft-tissue cross-sectional images using a flat panel C-arm fluoroscopic unit. This allows for efficient patient visits and additional clinical information that directly affects interventional therapy in 80% of cases.
Researchers used MRS to evaluate fetal lung maturity in amniotic fluid samples, finding choline levels above 49 mg/g indicate mature lungs. This non-invasive method could spare pregnant women and their fetuses from risks of amniocentesis.
A recent study found that CT and MRI are highly accurate in determining optimal candidates for liver transplantation in patients with cirrhosis. The study demonstrated agreement between radiology and pathology staging in 96.5-97.5% of patients, supporting the use of imaging tools in candidate selection.
A recent study found that radiology residents use approximately 15% of their average annual salary for educational expenses. Senior residents reported an average out-of-pocket expense of $7,515 for review courses and board examinations, with many struggling to pay off student loans from medical school.
A recent study by the American College of Radiology found that CT scans were more effective than plain radiographs in detecting lumbar spine fractures. The study revealed that CT scans correctly identified 91.7% of fractures, while plain films only detected 56.4%, highlighting their superior diagnostic value.
Researchers developed a tool to analyze brain folds using computer graphics techniques, providing insights into cortical development. The model may serve as a biomarker for early diagnosis of autism and other neurological diseases.
A multi-center study found that MRI screening detected cancer in the opposite breast in 30% of women with recent breast cancer diagnosis. The cancers were missed by previous mammography and clinical exam. The authors recommend MRI screening for high-risk populations, but emphasize its expense and limited ability to detect calcifications.
A lung cancer screening regimen has been found to identify patients with early-stage cancer, allowing for curative treatment. The study suggests that annual repeat screenings can detect lung cancer at its earliest stage, resulting in a high proportion of patients having no evidence of metastases.
Using adult bone marrow stem cells, researchers successfully regenerated healthy liver tissue in patients, doubling the liver growth rate and allowing for earlier surgical resection. This therapy has potential as a treatment for regenerating livers damaged by other chronic and acute diseases.
Researchers at Johns Hopkins developed a new technique for noninvasively tracking cells in the body using genetically encoded cells producing natural contrast visible via MRI. The method appears more effective than existing methods for detecting injected biomaterials, and offers high-resolution imaging without tissue removal.
A new study uses MRI to measure intra-abdominal fat, a type of fat that can predispose children to adult diseases like heart disease and diabetes. The study found strong correlations between single-slice MRI measurements and clinical measures, suggesting that this method could be useful in monitoring adolescents at risk.
Researchers at the University of Missouri-Columbia have found that a plant extract can be used to stabilize gold nanoparticles, making them nontoxic and stable enough for injection or oral administration. This breakthrough has the potential to revolutionize cancer detection and treatment using nanomedicine.
Emerging research in breast cancer management includes advanced imaging technologies like 3D mammography and MRI, as well as novel vaccines that stimulate the immune system to attack tumors. This new approach aims to alter current screening and treatment paradigms, improving patient care.
A Yale University study found that black women are more likely to experience inadequate communication of mammogram results, leading to reduced benefits. The researchers noted that cultural and social dynamics may contribute to these disparities.
A novel MR angiography technique highly accurately identifies blockages in brain-supplying arteries and produces superior results compared to digital subtraction angiography (DSA) and multidetector computed tomography (CT) angiography.
A possible association has been found between a popular MRI contrast agent and the incidence of nephrogenic systemic fibrosis in patients with kidney disease. The study recommends avoiding gadodiamide in patients with any degree of renal disease due to the vast majority of NSF cases being associated with its use.
A study found that viewing prior mammograms alongside current mammograms significantly improves radiologist performance and reduces unnecessary recalls. The use of prior mammograms recorded on film in comparison with digital mammograms poses a challenge, but limiting their availability may balance medical benefits with effort.
A study by the University of Wisconsin Medical School and Hospital found that the two-slice-touch rule increases the accuracy of diagnosing meniscal tears. The positive predictive value for diagnosing a meniscal tear increased from 91% to 94%, making it a reliable tool for diagnosis.
U-M researchers found that digital mammograms transmitted via satellite to radiologists in Ann Arbor, Mich., resulted in improved delivery of traditional mobile mammography services. The service allowed Native American women to receive timely follow-up care, with 72% of those needing additional images getting tested within three days.
A neuroimaging study at the University of Pennsylvania School of Medicine found decreased activity in frontal lobes and increased thalamus activity when subjects spoke in tongues. The study suggests that glossolalia may be associated with non-intentional control by another part of the brain, challenging traditional views on language co...
A study published in Radiology found that virtual colonoscopy is an accurate screening method for colorectal cancer. The procedure was shown to be safer, faster, less costly, more convenient, and just as effective as optical colonoscopy in detecting polyps and cancers.
A study conducted at the University of California, Davis found that contrast-enhanced sonography accurately depicted 91% of liver, spleen, or renal injuries, outperforming non-contrast enhanced sonography.
Researchers found radiofrequency ablation effective in achieving local control in selected patients with advanced ovarian cancer. The procedure resulted in complete necrosis in five of six patients, with no evidence of recurrence after treatment.
A recent study of medical audit data found that community mammography screening results surpassed performance recommendations nationwide. The study, which analyzed over 1.1 million women's screening exams, revealed a cancer detection rate of 4.8 per 1,000 women.
A study conducted by the University of Maryland Medical Center found acute diverticulitis affecting younger patients, often those who are obese. The condition, typically associated with older adults, is linked to a low-fiber diet and increased abdominal pressure, leading to inflammation and potential complications.
Marc Levine, a renowned expert in gastrointestinal radiology, has received the Eminent Scientist of the Year award from the International Research Promotion Council. He is recognized for his clinical expertise and research excellence in the field.
A study published in the American Journal of Roentgenology found that helical high-resolution multi-detector CT (MDCT) is more effective than conventional high-resolution CT in detecting bronchiectasis. The new technique can identify abnormal airways with greater accuracy, but at a higher radiation dose.
The American Society for Therapeutic Radiology and Oncology has awarded $240,000 in grants to four young cancer researchers. The recipients, Andy J. Minn, Roberto Diaz, Max Diehn, and Aaron C. Spalding, will use the funding to conduct research in radiation oncology, biology, physics, or outcomes research.
A recent study published in the Journal of Nuclear Medicine reveals that diabetes mellitus significantly slows nerve recovery after a heart transplant. This finding highlights the importance of understanding nervous system abnormalities to guide therapeutic efforts aimed at reducing cardiac risk for patients with diabetes.
A study found that reducing contrast material injection by at least 10% in elderly patients undergoing CT exams of the pancreas and biliary region can decrease costs and complications. This reduction was achieved without affecting image quality.
Functional magnetic resonance imaging (fMRI) identifies critical brain regions prior to surgery, leading to more effective tumor removal and reduced surgical time. In 49% of cases, surgeons altered their treatment plans after fMRI findings, with no reported neurological deficits.
Researchers at Penn's Department of Radiology will utilize a new 7 Tesla whole-body Magnetic Resonance Imaging (MRI) system for high-field imaging. The ultra-high field magnet will improve sensitivity, speed, and image resolution, enabling detection of disease in ways never seen before.
The American College of Cardiology has released new appropriateness criteria for cardiac computed tomography (CCT) and cardiac magnetic resonance imaging (CMR). These guidelines aim to help clinicians, patients, and payers determine when these advanced imaging tests are necessary. The criteria assess the risks and benefits of each test...
Researchers found that high blood pressure causes hearts to have lower fat metabolism, relying more on carbohydrates for energy. This shift can lead to impaired heart function and increased risk of heart failure.
Researchers at Penn's new Center for Spirituality and the Mind are examining the effectiveness of meditation on early cognitive impairment. They will combine meditation with brain imaging to see if it improves cognitive function and is associated with actual change in the brain's activity levels.
A study found that obesity significantly impacts diagnostic imaging quality and diagnosis, leading to misdiagnosis or failed diagnoses. The impact is particularly pronounced on exams requiring radiation exposure, such as CT scans and x-rays.
A new study by Northwestern Memorial Hospital reveals digital mammography reduces technologists' acquisition time by 35% and increases physician interpretation time by 57%, sparking discussions on balancing financial goals with patient care.
Stanford University researchers developed a 3D PET/CT imaging technique that provides a visual navigation of organs, allowing for better detection and characterization of cancer. The technology has potential for presurgical visualization, guiding biopsies and identifying tumor 'hot spots', enabling more precise diagnosis and treatment.
Contrast-enhanced sonography outperformed sonography and CT in detecting solid organ injuries in blunt abdominal trauma patients, with a sensitivity of 91.4% compared to sonography's 45.7%. The new tool offers a user-friendly and simple alternative for diagnosing traumatic abdominal injuries.
Researchers from NYU's Department of Chemistry and the Department of Radiology have successfully decorated virus particles with gadolinium chelates, resulting in a very intense signal in clinical MRI scans. This study validates hypotheses on the effect of particle size on MRI contrast agent effectiveness.
The D-SPECT camera reduces image acquisition times by an order of magnitude, provides better image quality, and enables simultaneous multi-isotope imaging for more versatile diagnostics. This technology also offers personalized diagnostics taking into account patient-specific physical information.
The University of Washington has licensed its innovative cardiovascular software, CASCADE, to VPDiagnostics. The technology helps clinicians identify 'vulnerable' plaque, which is linked to heart attack and stroke, providing a powerful tool for researchers to study atherosclerosis.
A study found that near 100 percent mammography recall compliance can be achieved with minimal additional cost, saving healthcare dollars. The program involved tracking down noncompliant patients and resulted in one early curable breast cancer diagnosis, justifying the low cost of 16 cents per screening patient.
Researchers analyzed 50 patients' routine CT studies, finding additional lesions detected through simultaneous review of transverse and coronal images. The study suggests combining different CT views can benefit patients by detecting more findings and improving radiologist confidence.
Researchers found that early myocardial enhancement defects on cardiac multidetector CT scans can predict future heart muscle viability in heart attack patients. The study's main conclusion is that these defects are valuable predictors of future myocardial viability.
A new treatment using ultrasound-guided injections of hyperosmolar dextrose has shown promising results in treating chronic tendon pain. The study found that 43 out of 53 tendons were successfully treated, allowing patients to return to their normal pre-injury activities.
A new device allows physicians to monitor patients and control exam table movement safely behind a lead plastic shield, reducing radiation exposure by 90% to the head, arms, and legs. This technique preserves physicians' ability to perform procedures without heavy lead gowns, extending their career longevity.
A study of 53 patients with ovarian cancer found that PET-CT was more accurate than CT alone and PET alone in detecting tumor recurrence. The results suggest earlier and more definitive detection of recurrent ovarian cancer through combining anatomical and functional imaging.
Using coronal reformats reduces the time spent interpreting CT scans by half a minute per case, leading to improved work efficiency and detection of additional findings. This technology offers relevant clinical information at no extra cost or radiation exposure.
A new CT technique has reduced radiation exposure to abdominal CT scans in children by an average of 60%, while maintaining acceptable image quality. The study found that modulating the tube current based on body symmetry resulted in a significant dose reduction, with overall reductions ranging from 14% to 82%.
Researchers found CT angiography to be highly accurate in detecting high-grade artery stenosis, with excellent visualization of vessels and accurate identification of stenoses. The study emphasizes the importance of combining MD-CTA and vascular ultrasound for surgical planning and therapy.
A new study reveals that combined contrast enhanced MRI (CCE-MRI) closely matches the staging of non-alcoholic fatty liver disease (NAFLD) using conventional pathology. CCE-MRI offers a safer alternative to invasive liver biopsy, directly visualizing fibrosis and detecting liver cancers simultaneously.
Researchers found that follow-up PET scans showed persistent tumor activity in seven out of eleven RFA treatments. This suggests that FDG-PET is a more accurate method for evaluating tumor destruction than CT alone.
A new MRI-guided technique has been shown to treat fibroids in women 60% faster than traditional methods, enabling more patients to receive treatment. The study found that the procedure allowed up to 127 sonications during a three-hour treatment, resulting in marked symptom improvements for most patients.
A recent study found that extending localizer radiographs and extra axial images beyond defined levels increases radiation exposure. Limiting these areas can significantly reduce radiation dose while maintaining diagnostic quality. The researchers discovered that a total of 562 extra images were acquired in the studied examinations.
A study of 157 women with acute pelvic pain found that both CT scans and ultrasounds were highly sensitive and accurate in diagnosing the condition. The researchers concluded that patients are unlikely being over-imaged, and that both imaging techniques can be used effectively in emergency settings.
A new study suggests that renal biopsy can help patients avoid kidney removal by identifying benign tumors that don't require surgery. The procedure is safe and effective, with only minor complications reported in the 407 biopsies performed.