Diagnostic Imaging North America

May 2006

COVER STORY

By: James Brice

• The window expands for more effective stroke treatment

Special SCMR Reporter

• Cardiac MR research builds on modality's inherent strengths
• CMR helps stratify risk for sudden cardiac death
• CMR extends influence to ventricular remodeling
• MRI confirms effectiveness of b-thalassemia treatment
• Study bolsters viability for MR of implanted devices

News Briefs

• Parallel imaging aids 3D MRA in infants
• Perfusion predicts six-month survival
• Study affirms safety of adenosine test

Special CAD

• Tools for CT colonography advance toward clinical use
• Computer assistance targets gray areas in breast ultrasound

Newsclips

• Tomosynthesis helps CAD catch lung nodules
• CAD for breast MRI takes aim at lesion classification
• Neural network measures MS disease progression
• False positives hamper lung CAD sensitivity
• Computers tackle melanoma tumor volume measurement
• CAD stems interobserver variability in lung lesions
• Cancers seen on US elude computer-aided detection

DEPARTMENTS

X-RAY VISION

John C. Hayes

Radiology can lead discussion of stroke therapy issues

AGENDA

James BriceUncle's experience illustrates need for rapid response to ischemic stroke

Magnetic Resonance

• Dynamic contrast-enhanced MR imaging finally comes of age

Vascular Therapy

• 3-D CT angiography aids in liver surgery planning

Overread

• 64-slice cardiac CT proves powerful but not perfect
• If you snooze, you don't lose
• MSK MR goes deep to catch hidden football injuries
• Breast-specific gamma imaging hunts for cancers
• Vertebroplasty keeps goats kicking
• Intravascular 'sonic lysis' busts peripheral thrombi

Newsclips

• Drug injections miss the mark in obese patients
• Online healthcare database tags migrant farmworkers
• Radiologists benefit from uptick in breast biopsies
• RFA, embolization protocol safely treats large fibroids
• Chest x-rays find cancers along with false positives

Tech Watch

• Toshiba aspires to greater heights with advanced MR
• Dedicated breast MR system cracks mainstream practice

Perturbations

• Cardiac CTA spawns radiology's next ice age