CT: Page 361

CT not cost-effective to investigate dizziness

By AuntMinnie.com staff writers

Performing head CT scans in the emergency room isn't cost-effective for patients complaining of dizziness, according to a study presented on January 26 at the Triological Society's Combined Sections Meeting in Miami Beach, FL.

January 25, 2012

iPad works for TB diagnosis; CT lung screening biopsy protocol; brachytherapy for prostate cancer

January 25, 2012

Follow-up protocol performs well in CT lung screening

Researchers reported good results with a protocol for working up patients with nodules found on CT lung screening, according to research in the February American Journal of Roentgenology. The algorithm produced low false-positive rates, and could make the establishment of large-scale CT screening programs more feasible.

January 25, 2012

Pre-op MRI impacts prostate surgery; contrast affects thyroid function

January 23, 2012

AIM: Iodinated contrast use tied to thyroid abnormalities

Exposure to iodinated contrast media during imaging procedures is associated with changes in thyroid function and a higher risk of developing hyperthyroidism, researchers report in the January 23 Archives of Internal Medicine.

January 22, 2012

ASCO: PET, PET/CT show broad utility in gastrointestinal cancer

SAN FRANCISCO - FDG-PET and PET/CT are critical imaging modalities in diagnosing and managing patients with gastrointestinal cancer, as demonstrated in several lines of research presented at this week's American Society of Clinical Oncology (ASCO) Gastrointestinal Cancers Symposium.

January 19, 2012

Matted lymph nodes portend poor prognosis in throat cancer

By Cynthia E. Keen

The identification of matted lymph nodes on a CT image does not bode well for throat cancer patients who are infected with the human papillomavirus. These patients have a significantly higher risk of their cancer spreading, an article published online January 13 in Head and Neck reports.

January 19, 2012

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Poorer people may not get more radiation exposure

By AuntMinnie.com staff writers

Although people living in poverty are at higher risk for comorbid conditions associated with increased exposure to radiation, when the factor of comorbidity is controlled, being poorer doesn't necessarily equate to receiving higher doses of radiation, according to a new study published this month in the Journal of the American College of Radiology.

January 18, 2012

Study validates prone-supine registration algorithm for VC

Researchers at University College London and software developer Medicsight have validated and improved a technique that automatically registers prone and supine images on virtual colonoscopy. They believe the algorithm, developed by Medicsight, is robust enough for daily clinical use.

January 17, 2012

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Noninvasive imaging drives cardiac growth

By AuntMinnie.com staff writers

Cardiologists have substantially increased their billing for services over the past decade, but nearly all of the growth has been in noninvasive procedures, such as noninvasive imaging using CT, MRI, and ultrasound, according to a study published online January 10 in Circulation: Cardiovascular Quality and Outcomes.

January 15, 2012

CORE 64: Calcium predicts CCTA effectiveness

A new analysis of coronary CT angiography (CCTA) demonstrates the need to obtain coronary calcium scores before scanning patients with suspected obstructive disease, while also underscoring the need for pretest calculation of disease probability, researchers report in the Journal of the American College of Cardiology.

January 15, 2012

Report: NeuroLogica raises $12M

By AuntMinnie.com staff writers

Portable scanner developer NeuroLogica has raised $12 million in a funding round intended to support higher-than-expected orders of its BodyTom CT scanner, according to an article on MassHighTech.com.

January 12, 2012

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