Head and Neck Radiology: Page 76

Alzheimer's disease, Part I: PET yields surprising findings in hippocampus

By Eric Barnes

Predicting who will get Alzheimer's disease is an important question that nuclear medicine is beginning to answer. In Part I of our series on AD, researchers from UCLA find an unexpected link between perceived cognitive decline and reduced FDG metabolism in the hippocampus.

September 6, 2001

4-D Neuroimaging opens first Magnes site

By AuntMinnie.com staff writers

Magnetic source imaging developer 4-D Neuroimaging's first Magnes 3600 system has opened for operation at the Veterans Administration Medical Center in Minneapolis, MN.

August 26, 2001

Hologic appoints Cumming as CEO

X-ray and bone densitometry vendor Hologic has promoted senior vice president and Lorad president John Cumming to president, CEO, and director.

July 31, 2001

Triple-detector PET may improve peripheral lesion sensitivity

By Erik L. Ridley

TORONTO - A triple-detector hybrid PET system can provide improvements in peripheral imaging over two-detector systems, according to research presented at the Society of Nuclear Medicine meeting.

June 27, 2001

MRI lifts the lid on TRB

By Eric Barnes

The past few years have yielded many clues about ocular retinoblastoma, a childhood cancer that occurs in about 1 in 20,000 births. Yet little is known about a particularly virulent form of the disease known as trilateral retinoblastoma. In a 15-year retrospective study, neuroradiologist Dr. James Provenzale sheds a light on TRB's deadly path.

June 19, 2001

Analysis of color Doppler signal intensity variation after Levovist injection: A new approach to the diagnosis of thyroid nodules

By Ultrasound Review

(Ultrasound Review) Analyzing the color Doppler signal intensity variation after Levovist injection might provide useful information to differentiate benign from malignant thyroid nodules, according to results from a prospective study by researchers in Naples, Italy.

June 5, 2001

Canadians follow the Masters path for head CT

By Eric Barnes

A 1987 study that stratified trauma patients by risk of intracranial injury apparently works as well for CT as it did for x-ray. In fact, new research concludes that the old Masters guidelines choose patients for head CT far more reliably than the emergency room physicians treating them.

May 28, 2001

Duplex criteria for determination of 50% or greater carotid stenosis

By Ultrasound Review

(Ultrasound Review) The North American Symptomatic Carotid Endarterectomy Trial (NASCET) of 1998 determined that symptomatic patients with >50% stenosis of the internal carotid artery benefited from surgical treatment.

May 22, 2001

InsideTrac touts whole-body CT scans

By AuntMinnie.com staff writers

A Beverly Hills, CA, company wants to capitalize on the whole-body CT scan market.

May 21, 2001

Multiple RTOG studies highlight advances in radiation therapy

By Shalmali Pal

Escalating radiation dosages in 3-D conformal therapy do not correspond with increasing late toxicity in prostate cancer patients, according to a study by the Radiation Therapy Oncology Group. Other studies looked at promising treatment protocols for brain tumors, lung cancer, and head and neck cancer.

May 17, 2001

Unified imaging and surgical approach streamlines brain tumor treatment

By Shalmali Pal

A vacuum dental cast could be the key to performing the ultimate hat trick in brain tumor treatment, providing a way to fuse multimodality images, guide neurosurgery, and target radiation therapy.

May 13, 2001

SCAR speaker puts panoramic radiography through its paces

By Jonathan S. Batchelor

SALT LAKE CITY - Panoramic radiography isn't just for dental offices anymore; it's being used in hospital emergency rooms to evaluate possible mandibular fractures. As part of the ER complement of modalities, panoramic radiography needs to be digital (to integrate into a PACS), and it needs to be fast.

May 4, 2001

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