FDG-PET/CT helps manage retinoblastoma cancer
February 14, 2012 -- Optic nerve uptake at baseline on an FDG-PET/CT scan and response after neoadjuvant chemotherapy are strong predictors of event-free and overall survival for young children with stage III retinoblastoma, according to a study in the February issue of the Journal of Nuclear Medicine.
MRI shows benefits of Mediterranean diet on the brain
February 14, 2012 -- The fabled Mediterranean diet may be good for your brain as well as your waistline. MRI has revealed that people who adhere to the diet have reduced brain white-matter hyperintensity volume, thus reducing their chance of chronic small-vessel damage, according to a study in the February issue of Archives of Neurology.
Clinician awareness key to reducing imaging radiation risk
February 13, 2012 -- Educating referring physicians about the cancer risks from imaging exams is key to reducing patient exposure to medical radiation, according to an article in CA: A Cancer Journal for Clinicians. Other important elements of reducing exposure are more assertive radiologists and increased use of healthcare IT.
Tackling the challenge of setting up a 3D lab: Part 2
February 13, 2012 -- In the scond part of our series on how to set up a 3D laboratory, provides coverage of Dr. Eliot Siegel's suggestions on topics such as dealing with billing and coding issues and navigating the pitfalls of 3D labs.
Ultralow-dose CT enables PET correction
February 13, 2012 -- The use of ultralow-dose CT scans for attenuation correction and respiratory gating of PET scans is feasible, concluded a recent study published in Physics in Medicine and Biology. Doses an order of magnitude lower than existing low-dose CT protocols on PET/CT scanners were achieved.
Post-op rad therapy unneeded for elderly lung cancer patients
February 13, 2012 -- Patients who have undergone surgery to resect stage III non-small cell lung cancer with N2 lymph node involvement may not need postoperative radiation therapy if they are older than 65, as the treatment doesn't help survival, according to an article published online February 13 in Cancer.
The Practice of Ultrasound: Part 3 -- 4G ultrasound
February 10, 2012 -- presents the third in a series of columns on the practice of ultrasound from Dr. Jason Birnholz, one of the pioneers of this modality.
Choline-PET/CT changes prostate cancer treatment plans
February 10, 2012 -- Swiss researchers have found that PET/CT scans with the radiopharmaceutical choline can change treatment plans for certain patients with recurrent prostate cancer. Study results showed that choline-PET/CT significantly affected therapy management.
Dexmedetomidine is easy, effective for pediatric sedation
February 10, 2012 -- When MRI exams are ordered for very young children, they tend to be performed in hospital radiology departments because these patients require sedation. The positive experiences of an outpatient MRI center using dexmedetomidine are reported in the February issue of the American Journal of Roentgenology.
Ortho surgeons spend $2B per year on 'defensive medicine'
February 9, 2012 -- SAN FRANCISCO - The practice of defensive medicine among orthopedic surgeons is a significant factor in healthcare costs, contributing some $2 billion in unnecessary spending per year in the U.S., according to a study presented today at the American Academy of Orthopaedic Surgeons annual meeting.
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