Friday, June 29, 2012
Wednesday, June 27, 2012
Sunday, June 24, 2012
Friday, June 22, 2012
Nuclear Medicine: Reducing the size of a Proton Therapy System reduces Operational costs
New patented technology can considerably reduce the cost of implementing and running proton therapy centers.
Mevion Medical Systems, Inc. (Littleton, MA, USA), a radiation therapy company focused advancing the treatment of cancer, has received US Food and Drug Administration (FDA) 510(k) clearance for its MevionS250 proton therapy system.
Mevion Medical Systems, Inc. (Littleton, MA, USA), a radiation therapy company focused advancing the treatment of cancer, has received US Food and Drug Administration (FDA) 510(k) clearance for its MevionS250 proton therapy system.
Tuesday, June 19, 2012
Radiography: Clinically Complex for Emergency Department
The overwhelming majority (93.8%) of patients undergoing computed tomography (CT) scanning of the abdomen and pelvis (CTAP) in the emergency department (ED) setting are classified as clinically complex, according to a recent study. Clinically complex is used to define patients who are, based on documentation of their ED physician, much more ill than others.
Monday, June 18, 2012
Nuclear Medicine: Increase in Life Expectancy due to Metabolic Imaging
Initial staging of esophageal cancer is of particular importance as it determines whether to opt for a curative treatment or palliative treatment for the patient. New findings have revealed that physicians employing positron emission tomography (PET)/computed tomography (CT) imaging can distinguish incremental staging data about the cancer, which can significantly impact management plans.
Saturday, June 16, 2012
Friday, June 15, 2012
Thursday, June 14, 2012
Wednesday, June 13, 2012
Nuclear Medicine: Huge Increase In Radiation Exposure From Diagnostic Imaging
It is easy to have sympathy for doctors and hospital staff. With better technology available to look inside a patient´s body, the temptation to use it as often as possible must be huge. Since the mid 90s, with more advanced computers and better, cheaper scanning equipment more widely available, the use of computed tomography has trippled between 1996 and 2010, while magnetic resonance imaging has qradrupled, and there as been a substantial increase in estimated radiation exposure.
Tuesday, June 12, 2012
MRI: Contrast-Enhanced Breast MRI May Predict Chemotherapy’s Effectiveness
Magnetic resonance imaging (MRI) can provide an indication of a breast tumor’s response to presurgical chemotherapy considerably earlier than possible through clinical examination, according to a new study.
The study’s findings were published online May 25, 2012, in the journal Radiology. Women with breast cancer often undergo chemotherapy prior to surgery. Research has shown that women who receive this treatment, known as neoadjuvant chemotherapy, are more likely to achieve breast conservation than those receiving chemotherapy after surgery.
The study’s findings were published online May 25, 2012, in the journal Radiology. Women with breast cancer often undergo chemotherapy prior to surgery. Research has shown that women who receive this treatment, known as neoadjuvant chemotherapy, are more likely to achieve breast conservation than those receiving chemotherapy after surgery.
Ultrasound: Ultrasound Imaging of Blood Flow Provides New Clues into Cardiac Abnormalities, Dysfunction
US cardiologists are innovating new ultrasound techniques that provide the first characterization of multidirectional blood flow in the heart. By concentrating on fluid dynamics--specifically, the researchers believe they can detect heart disease even when conventional diagnostics reveal no sign of abnormality.
Radiography: Using Breath Hold Technique Helps Radiotherapy
Respiratory movement during radiotherapy makes it difficult to hit the correct treatment target and this in turn can lead to an under-dose of radiation to the tumor, or a potentially toxic overdose to the surrounding healthy tissue. Getting this right is a major task for the radiotherapist, but new techniques are helping to deliver the correct dose to the appropriate place.
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