Radiology News and Research

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Radiology is the medical specialty directing medical imaging technologies to diagnose and sometimes treat diseases. Originally it was the aspect of medical science dealing with the medical use of electromagnetic energy emitted by X-ray machines or other such radiation devices for the purpose of obtaining visual information as part of medical imaging.

Potential blood test to detect lung cancer

A test for four blood proteins may provide a less-invasive follow-up for patients who have suspicious lesions on chest radiographs or computerized tomography (CT) scans, according to a new study led by Duke University Medical Center researchers.

10 Dec 2007

Treating throat cancer with IMRT can improve quality of life compared to conventional radiation therapy

Treating throat cancer with intensity modulated radiation therapy (IMRT) can improve the health-related quality of life of patients compared to conventional radiation therapy (CRT), according to a study in the December 1 issue of the International Journal for Radiation Oncology*Biology*Physics, the official journal of the American Society for Therapeutic Radiology and Oncology.

3 Dec 2007

Stereo mammography improves cancer detection

A new radiological diagnostic tool called stereo mammography allows clinicians to detect more lesions and could significantly reduce the number of women who are recalled for additional tests following routine screening mammography.

29 Nov 2007

New minimally invasive procedure to treat tendonitis in the shoulder

Ultrasound-guided non-surgical therapy significantly reduces pain from calcific tendonitis of the rotator cuff and restores mobility, according to a study presented at the annual meeting of the Radiological Society of North America (RSNA).

29 Nov 2007

Scientists observe gene activity outside the body

Researchers at Jefferson Medical College and Jefferson's Kimmel Cancer Center in Philadelphia have used PET imaging to see hyperactive cancer genes inside breast tumors in laboratory animals, marking the first time such gene activity has been observed from outside the body.

29 Nov 2007

Gastric bypass complications

Obese patients who suffer complications after gastric bypass surgery may face further health risks because their weight exceeds the limits of diagnostic imaging equipment, according to a study presented at the annual meeting of the Radiological Society of North America (RSNA).

27 Nov 2007

Special scans reveal the deadly effects of second hand smoke

Any doubts harboured about the damage second hand smoke can inflict on the health may be resolved in the minds of skeptics by the results of a new study.

27 Nov 2007

Secondhand smoke does damage lungs

It's not a smoking gun, but it's smoking-related, and it's there in bright medical images: evidence of microscopic structural damage deep in the lungs, caused by secondhand cigarette smoke.

27 Nov 2007

Computed tomography angiography accurate in detecting coronary artery disease

Computed tomography (CT) angiography is as accurate as an invasive angiogram in detecting coronary artery disease, according to the findings of the first two prospective multicenter 64-slice scanner trials presented today at the annual meeting of the Radiological Society of North America (RSNA).

27 Nov 2007

Cultural differences in understanding of mammography

Black and Hispanic women have a different understanding of screening mammography compared with that of Caucasian women, according to the findings of a Boston University Medical Center survey presented today at the annual meeting of the Radiological Society of North America (RSNA).

27 Nov 2007

New portable and low-cost device will make quality control of radiotherapy treatments possible

The research team from the Department of Electronics and Computer Science at the University of Granada (UGR), together with the Department of Radiology at the Hospital Virgen de las Nieves in Granada, have designed a portable and low-cost device which can measure the ionizing radiation someone is exposed to, for example, during radiotherapy.

22 Nov 2007

Study shows how men and women differ in their neural responses to psychological stress

According to a study that appears in the current issue of SCAN (Social Cognitive and Affective Neuroscience), researchers at the University of Pennsylvania School of Medicine discuss how men and women differ in their neural responses to psychological stress.

20 Nov 2007

Avastin (bevacizumab) shows promise in phase II study of glioblastoma multiforme

Genentech, Inc. has announced that both study arms of a randomized, multi-center Phase II clinical study of Avastin (bevacizumab) administered alone or in combination with irinotecan chemotherapy demonstrated encouraging six-month progression-free survival (PFS) and objective response rate in patients with relapsed glioblastoma multiforme (GBM), the most common and aggressive type of brain cancer.

19 Nov 2007

CT colonography used in elderly patients detects a high number of abnormalities outside the colon

CT colonography (CTC), when used in elderly patients, can detect a high number of new and significant abnormalities outside the colon (including cirrhosis and tumors) and is well tolerated, according to a recent study conducted by researchers at St. James's University Hospital in Leeds, United Kingdom (UK).

16 Nov 2007

Cultural habits influence oral cancers

Clinicians from the USC School of Dentistry unravel connection between the incidence of oral cancer and race and ethnicity-- as part of first epidemiological study of oral cancer in California.

15 Nov 2007

New technique determines age of living subjects using chest and dental x-rays

Researchers from the Laboratory of Anthropology at the University of Granada have devised a new technique to determine the age of living subjects using chest and dental x-rays.

6 Nov 2007

Inflammation causes insulin resistance not obesity

Researchers at the University of California, San Diego (UCSD) School of Medicine have discovered that inflammation provoked by immune cells called macrophages leads to insulin resistance and Type 2 diabetes.

6 Nov 2007

Synthetic version of chlorotoxin shows promise in treatment of brain tumors

A drug developed and tested at UAB (University of Alabama at Birmingham) targeted at malignant brain tumors known as glioma has shown promising results in a Phase 1 trial, according to results presented at the American Society for Therapeutic Radiology and Oncology annual meeting.

6 Nov 2007

64-slice CT scans a good test for clogged arteries

A study by an international team of cardiac imaging specialists, led by researchers at Johns Hopkins, concludes that sophisticated computed tomography (CT) scans of the heart and its surrounding arteries are almost as reliable and accurate as more invasive procedures to check for blockages.

6 Nov 2007

Older adults no more distractible than younger adults

Despite previous research suggesting that older adults are more distractible, new research shows they are no more distractible than younger adults when asked to focus their attention on their sense of sight or sound, or when asked to switch their attention from one sense to the other.

5 Nov 2007