Subspecialties: Page 1477

PointDx inks licensing deal with Viatronix

By AuntMinnie.com staff writers

Virtual colonoscopy developer Viatronix has agreed to license a number of PointDx virtual endoscopy patents for an undisclosed sum.

March 27, 2002

In MRI studies, humans and apes share similar frontal cortex size

By Jonathan S. Batchelor

Katerina Semendeferi, Ph.D., and colleagues used MRI and 3-D reconstruction techniques to compare the relative size of the frontal cortices in humans, apes of all extant species, and selected monkeys.

March 27, 2002

Varian releases VariSeed 7.0

By AuntMinnie.com staff writers

Varian Medical Systems has rolled out version 7.0 of its VariSeed treatment planning software.

March 24, 2002

Acuson reaches Cypress milestone

By AuntMinnie.com staff writers

Ultrasound vendor Acuson has installed its 1,000th Cypress echocardiography system.

March 24, 2002

Adding 3-D to power Doppler US improves prostate cancer detection

By Eric Barnes

For detecting prostate cancer, 3-D power Doppler ultrasound adds diagnostic heft to its 2-D counterpart, according to a Russian study presented at the 2002 European Congress of Radiology in Vienna. The technique may also improve the targeting of prostate biopsies.

March 24, 2002

Multiplanar reformatting may reduce slice views for CT arthrography

By Jonathan S. Batchelor

CT scanning, by virtue of its capability to image in the axial plane, has proved to be an effective method of documenting injuries. The modality is particularly adept in complex bony anatomy such as the spine, wrist, elbow, and hips. With high-resolution multislice CT and multiplanar reformatting, it’s possible to achieve adequate visualization of suspected tears with a single axial acquisition.

March 21, 2002

Positioning techniques for quality esophagrams

By Naveed Ahmad, MD

The esophagus may be examined by performing a single-contrast study in which only barium or another radiopaque contrast agent is used to fill the esophageal lumen. A double-contrast procedure also may be used. Dr. Naveed Ahmad shows you how.

March 19, 2002

Success of ultrasound-guided biopsy rests on patient positioning

By Shalmali Pal

Patient positioning plays a key role in the effectiveness of directed prostate biopsy with high-frequency Doppler ultrasound, according to researchers from Thomas Jefferson University in Philadelphia.

March 19, 2002

Photogen reports success with CT plaque imaging

By AuntMinnie.com staff writers

Biotechnology firm Photogen Technologies has reported a successful animal study of its PH-50 contrast agent technology, which may enable the visualization of soft plaque using CT.

March 18, 2002

Menopause society concerned about BMD

By AuntMinnie.com staff writers

The North American Menopause Society (NAMS) has expressed concern over the potential misuse of bone mineral density (BMD) testing.

March 18, 2002

Migraine findings spotlight laser imaging

By Tracie L. Thompson

Radiology researchers are crediting the measurement of cerebral blood flow with laser speckle-contrast imaging -- an invasive alternative to blood-flow imaging with PET or MRI -- for new insights into the triggering of migraine headaches.

March 18, 2002

Magnetic Resonance Imaging of the Brain and Spine

MRI has proven to be a limitless tool with which to study the nervous system in both normalcy and disease. Magnetic Resonance Imaging of the Brain and Spine provides us with the most current major reference.

March 18, 2002

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