Radiation Oncology/Therapy: Page 381

Laser ablation of liver metastases proves long-term effectiveness
By Edward Susman
CHICAGO - Patients who undergo laser ablation of liver metastases can look forward to a prognosis "at least as good" as those individuals with metastatic cancer who undergo surgery with curative intent, researchers reported Tuesday at the 2005 RSNA meeting.
November 29, 2005
Distinct CT perfusion parameters help assess HCC
By Eric Barnes
CHICAGO - Hepatocellular carcinoma (HCC) is characterized by highly vascular tumors that progress rapidly yet quite variably from patient to patient. In a new study, researchers are attempting to determine whether perfusion imaging can be used to assess the prognosis of the individual patient, and perhaps help direct treatment.
November 28, 2005
Internet reliable enough to transmit digital screening mammography scans
By Edward Susman
CHICAGO - Off-the-shelf Internet technology is adequate to transmit digital mammography scans, allowing a radiologist specializing in mammography to receive, read, and interpret images hundreds of miles away, doctors said Tuesday in a presentation at the 2005 RSNA meeting.
November 28, 2005
FFDM may make mobile breast cancer screening programs more viable
By Shalmali Pal
CHICAGO - Full-field digital mammography (FFDM) is just as good as film-screen mammography (FSM) when it's taken on the road in a mobile unit, according to a presentation Tuesday at the RSNA meeting.
November 28, 2005
IsoRay's cesium-131 seed available at NC hospital
By AuntMinnie.com staff writers
Medical isotope developer IsoRay reported that its cesium-131 brachytherapy seed for the treatment of prostate cancer is now available at Durham Regional Hospital in Durham, NC.
November 28, 2005
CT obviates need for biopsy in pancreatic malignancy
By Eric Barnes
CHICAGO - When typical CT features of pancreatic malignancy are present, there's no need for percutaneous biopsy, according to the results of a five-year study presented Monday at the RSNA meeting. As always, oncologists and patients may be hesitant to stop after imaging alone, but the additional information gleaned from biopsy could help direct patient management if other factors, particularly age, are taken into account.
November 27, 2005
Lesion size, diameter, and location affect breast US interpretation
By Shalmali Pal
CHICAGO - Even the most experienced breast imagers have a tough time picking out smaller lesions on whole-breast ultrasound, according to a study presented Monday at the 2005 RSNA meeting. Successful detection depends on lesion size as well as a reader's skills.
November 27, 2005
CEUS shows metastases' hypervascularity
By Tracie L. Thompson
CHICAGO - One piece of conventional wisdom has been overturned in a study using contrast-enhanced ultrasound (CEUS) that showed almost all hepatic metastases exhibit arterial hypervascularity, including those generally thought to be hypovascular.
November 26, 2005
Nucletron signs Siemens as distributor
By AuntMinnie.com staff writers
Radiotherapy provider Nucletron has signed an agreement for Siemens Medical Solutions to globally distribute its Oncentra MasterPlan.
November 26, 2005
MDS Nordion collaborates with GSK
By AuntMinnie.com staff writers
Canadian radioisotope developer MDS Nordion of Kanata, Ontario, is partnering with GlaxoSmithKline (GSK) to supply and manufacture the radiopharmaceutical component iodine-131 (I-131) used in Bexxar therapy.
November 26, 2005
Accuray's CyberKnife performs well at CA center
By AuntMinnie.com staff writers
Image-guided radiosurgery developer Accuray reported that the California Cancer Center in Fresno has successfully performed 25 treatments with its CyberKnife G4 radiosurgery system in its first month of operation at the facility.
November 26, 2005
Contrast-enhanced US aids in solid renal tumor diagnosis
By Erik L. Ridley
Contrast-enhanced ultrasound (CEUS) is more sensitive than contrast CT in detecting slight tumor blood flow in solid renal tumors, according to research published in the December issue of the Journal of Ultrasound in Medicine.
November 23, 2005
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