Here are what the editors at HealthDay consider to be the most important developments in Radiology for January 2012. This roundup includes the latest research news from journal articles, as well as the FDA approvals and regulatory changes that are the most likely to affect clinical practice.
Breast Reexcision Rates Vary With Surgeon, Institution
TUESDAY, Jan. 31 (HealthDay News) -- For women with invasive breast cancer who undergo partial mastectomy and have negative margins, reexcision rates vary substantially depending on the surgeon and institution, according to a retrospective chart review published in the Feb. 1 issue of the Journal of the American Medical Association.
Warm Saline Enhances Shoulder Tendinitis Treatment
TUESDAY, Jan. 31 (HealthDay News) -- The use of a warm saline solution improves outcomes and reduces procedure time for patients undergoing double-needle ultrasonography (US)-guided percutaneous treatment for rotator cuff calcific tendinitis (RCCT), according to a study published in the February issue of Radiology.
High-Fiber Diet May Not Lower Risk of Diverticulosis
TUESDAY, Jan. 31 (HealthDay News) -- High dietary fiber intake was not associated with a lower prevalence of diverticulosis. In fact, people who ate a high-fiber diet and those having 15 or more bowel movements per week had a higher, not lower, prevalence of diverticulosis, according to research published in the February issue of Gastroenterology.
Cyberknife Effective in Treating Trigeminal Neuralgia
TUESDAY, Jan. 31 (HealthDay News) -- Cyberknife stereotactic radiosurgery is effective in the treatment of trigeminal neuralgia (TN), according to a small study published online Jan. 25 in the Journal of NeuroInterventional Surgery.
Disc Degeneration More Likely in Overweight, Obese Adults
MONDAY, Jan. 30 (HealthDay News) -- Overweight and obese adults are significantly more likely to have lumbar disc degeneration compared with those who have a normal body mass index (BMI), according to a study published online Jan. 27 in Arthritis & Rheumatism.
Testing Patterns to Diagnose Neuropathy Vary Widely
FRIDAY, Jan. 27 (HealthDay News) -- Patients diagnosed with peripheral neuropathy undergo a median of four tests, with variability seen in testing patterns, according to a study published in the Jan. 23 issue of the Archives of Internal Medicine.
New PCR-Based Assay Better Predicts Lung Cancer Survival
FRIDAY, Jan. 27 (HealthDay News) -- A new quantitative polymerase chain reaction (PCR)-based assay can better identify which patients with early-stage non-small-cell lung cancer (NSCLC) are at higher risk of mortality after surgical resection, according to a study published online Jan. 27 in The Lancet.
Not Enough Americans Being Screened for Cancer
THURSDAY, Jan. 26 (HealthDay News) -- U.S. residents are not being screened for cancer at the recommended levels, and screening rates vary by several demographic factors, according to research published in the Jan. 27 issue of the U.S. Centers for Disease Control and Prevention's Morbidity & Mortality Weekly Report.
Exposure to Iodinated Contrast Media Affects Thyroid Function
THURSDAY, Jan. 26 (HealthDay News) -- Exposure to iodinated contrast media (ICM), which are frequently used during imaging procedures, is associated with changes in thyroid function, specifically an increased risk of developing incident hyperthyroidism and incident overt hypothyroidism, according to a study published in the Jan. 23 issue of the Archives of Internal Medicine.
Imaging May Spare Nerves in Prostate Cancer Surgery
WEDNESDAY, Jan. 25 (HealthDay News) -- The use of preoperative magnetic resonance imaging (MRI) can help guide surgical decisions that may spare nerves in men with prostate cancer undergoing robotic-assisted laparoscopic prostatectomy (RALP), according to a study published online Jan. 24 in Radiology.
Reduced Brain Activity Seen in Prereaders With Dyslexia Risk
WEDNESDAY, Jan. 25 (HealthDay News) -- Prereading children with a family history of developmental dyslexia (DD) show reduced activity in the bilateral occipitotemporal and left temporoparietal brain regions during phonological processing exercises, according to a study published online Jan. 23 in the Proceedings of the National Academy of Sciences.
Overuse of Health Care Services Understudied
WEDNESDAY, Jan. 25 (HealthDay News) -- Overuse of health care services in the United States is an understudied problem, with the majority of research limited to a few interventions, according to a review published in the Jan. 23 issue of the Archives of Internal Medicine.
Unemployed Have Poorer Mental and Physical Health
TUESDAY, Jan. 24 (HealthDay News) -- Unemployed adults are about half as likely to have health insurance as employed individuals; have poorer mental and physical health, regardless of their insurance status; and are less likely to receive needed medical care and prescriptions, according to a January data brief issued by the National Center for Health Statistics.
HealthGrades IDs Notable Hospitals for Clinical Excellence
TUESDAY, Jan. 24 (HealthDay News) -- The top 5 percent of U.S. hospitals has more than a 30 percent lower risk-adjusted mortality across 17 procedures and diagnoses, compared with other hospitals, according to the 10th annual HealthGrades Hospital Quality and Clinical Excellence study published online Jan. 24.
Mild Traumatic Brain Injury in ~4 Percent of U.K. Troops
MONDAY, Jan. 23 (HealthDay News) -- Mild traumatic brain injury (mTBI) has a prevalence of 4.4 percent in U.K. troops returning from Iraq or Afghanistan, and 9.5 percent in those with a combat role, according to a study published in the January/February issue of the Journal of Head Trauma Rehabilitation.
Effects of Severe, Childhood Brain Injury Long Lasting
MONDAY, Jan. 23 (HealthDay News) -- There is a high risk of persisting deficits following severe, childhood traumatic brain injury (TBI), according to a study published online Jan. 23 in Pediatrics.
Warfarin Patients With Head Trauma Need Second CT Scan
FRIDAY, Jan. 20 (HealthDay News) -- For patients on warfarin with minor head trauma who have an initial negative computed tomography (CT) scan, 24-hour observation followed by an additional CT scan identifies the majority of cases of delayed bleeding, according to a study published online Jan. 16 in the Annals of Emergency Medicine.
Study IDs Optimal Interval Between Bone Density Tests
WEDNESDAY, Jan. 18 (HealthDay News) -- The recommended bone mineral density (BMD) screening interval is approximately 16 years for postmenopausal women with normal BMD, 4.5 years for women with moderate osteopenia, and one year for women with advanced osteopenia, according to a study published in the Jan. 19 issue of the New England Journal of Medicine.
Endovascular Graft Approved for Tears of Aorta
MONDAY, Jan. 16 (HealthDay News) -- The U.S. Food and Drug Administration has expanded approval of an endovascular graft to include ruptures of the aorta.
Patients With Breast Cancer Lack Knowledge of the Disease
MONDAY, Jan. 16 (HealthDay News) -- Many early-stage breast cancer survivors lack knowledge about their disease and report not being involved in treatment decisions, although most receive treatment consistent with their goals, according to a study published in the January issue of the Journal of the American College of Surgeons.
Impaired White Matter ID'd in Internet Addiction Disorder
FRIDAY, Jan. 13 (HealthDay News) -- Teenagers with internet addiction disorder (IAD) show impaired white matter structure, indicated by reductions in fractional anisotropy (FA), according to a study published online Jan. 11 in PLoS One.
U.S. Health Care Expenditure Still Unevenly Distributed
FRIDAY, Jan. 13 (HealthDay News) -- Health care expenditure in the United States is still unevenly distributed, with 1 percent of the population accounting for approximately 20 percent of expenditure in 2008 and 2009, according to a January statistical brief published by the Agency for Healthcare Research and Quality (AHRQ).
Change in Bone Scan Index Predicts Prostate CA Survival
THURSDAY, Jan. 12 (HealthDay News) -- On-treatment related change in the bone scan index (BSI) is strongly associated with survival in patients receiving chemotherapy for metastatic prostate cancer, according to a study published online Jan. 9 in the Journal of Clinical Oncology.
SPECT-CT Is Good Predictor of Response to Vertebroplasty
WEDNESDAY, Jan. 11 (HealthDay News) -- Positive bone single photon emission computed tomography-computed tomography (SPECT-CT) images are useful as predictors regarding which patients will experience clinical improvement following percutaneous vertebroplasty (PV) for vertebral fractures, according to a study published in the December issue of The Spine Journal.
Larger Trabecular Holes Explain Bone Fragility in Diabetes
MONDAY, Jan. 9 (HealthDay News) -- The higher fracture risk observed in women with type 2 diabetes mellitus (T2DM) may be due, in part, to the larger average hole size and, consequently, the more porous nature of their trabecular bone microarchitecture, according to a study published in the January issue of Arthritis Care & Research.
Back Pain Intensity Not Linked to Extent of Muscle Damage
MONDAY, Jan. 9 (HealthDay News) -- The intensity of exercise-induced low back pain is not statistically associated with the magnitude of spinal muscle damage in the lumbar erector spinae, according to a study published in the December issue of The Spine Journal.
Hand Bone Loss Predicts Radiographic Progression in RA
FRIDAY, Jan. 6 (HealthDay News) -- Hand bone loss during the first year of treatment of rheumatoid arthritis (RA) is associated with a high likelihood of radiographic progression, but it is not associated with long-term patient-reported outcomes, according to a study published in the January issue of Arthritis Care & Research.
Poorer Leg Muscle Quality Associated With Knee OA
FRIDAY, Jan. 6 (HealthDay News) -- Muscle quality is significantly poorer in a biracial group of older patients with radiographic knee osteoarthritis (RKOA), regardless of their pain status, according to a study published in the January issue of Arthritis Care & Research.
Cancer-Related Mortality Continues to Decrease
WEDNESDAY, Jan. 4 (HealthDay News) -- Overall cancer rates have decreased for men and remained stable for women, but mortality from cancer has declined for both men and women, according to a report from the American Cancer Society published online Jan. 4 in CA: A Cancer Journal for Clinicians.
Epidural Steroids Temporarily Up Blood Glucose in Diabetes
TUESDAY, Jan. 3 (HealthDay News) -- Epidural steroid injections (ESIs) significantly increase the blood glucose levels in patients with diabetes mellitus, but the effect lasts less than two days, according to a study published in the Jan. 1 issue of Spine.
Infarcts, Hippocampal Volume Independently Linked to Memory
TUESDAY, Jan. 3 (HealthDay News) -- In elderly individuals without dementia, the presence of brain infarcts and a smaller hippocampal volume are independently associated with poor memory, according to a study published in the Jan 3. issue of Neurology.
Standardized Count Practices Reduce Retained Surgical Items
MONDAY, Jan. 2 (HealthDay News) -- Implementation of quality improvement strategies to standardize count practices can reduce the incidence of unintentional retained surgical items (RSIs) in operating rooms (ORs), according to a study published in the January issue of the AORN Journal.
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