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Talking Point

MRI safety: accidents are not inevitable Jan 10, 2012

With MRI accidents on the increase, what's really needed is a uniform set of MRI safety standards that apply to all providers and which are enforced. Tobias Gilk explains.

Research & Innovation news

Study confirms hybrid PET/MR image quality

German study provides further evidence that hybrid PET/MRI systems can offer uncompromised MR image quality.

Dosimetry predicts memory impairment

How does the hippocampal dose during cranial radiotherapy impact long-term memory?

Robust MCO eases IMPT planning

Including robustness in multicriteria optimization helps create robust plans for intensity-modulated proton therapy.

Ultralow-dose CT enables PET correction

Ultralow-dose CT scans can be used for attenuation correction and respiratory gating of PET scans.

Innovation: patent applications review

Our survey of the latest international patent applications in radiation therapy reviews filings from Accuray, Philips, Xoft and more.

Photoacoustic device sees early metastases

A photoacoustic device can detect individual melanoma cells circulating in the blood stream.

Classifying motion guides adaptive therapy

A scheme that classifies sources of lung tumour geometric variability could help guide adaptive radiotherapy.

In-gantry or remote patient positioning?

Remote patient positioning can increase the throughput of proton therapy centres, in some circumstances.

Dual-role phantom offers proton dosimetry

Polymer gel dosimeter measures proton dose distribution and the induced positron emission activity simultaneously.

Tissue stiffness helps track liver disease

Characterizing the mechanisms that underlie liver tissue stiffening can help clinicians track the progression of liver disease.

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Buyer’s Guide

Physics in Medicine & Biology

EDITOR'S CHOICE


Our pick of the best articles recently published in the journal Physics in Medicine & Biology.

All free to read here

Fast Monte Carlo simulation for patient-specific CT/CBCT imaging dose calculation Jan 30, 2012

Xun Jia, Hao Yan, Xuejun Gu and Steve B Jiang 2012 Phys. Med. Biol. 57 577

Topical review: Model-based elastography: a survey of approaches to the inverse elasticity problem Jan 20, 2012

M M Doyley 2012 Phys. Med. Biol. 57 R35

Including robustness in multi-criteria optimization for intensity-modulated proton therapy Jan 16, 2012

Wei Chen, Jan Unkelbach, Alexei Trofimov, Thomas Madden, Hanne Kooy, Thomas Bortfeld and David Craft 2012 Phys. Med. Biol. 57 591

White papers

The physics behind the phantom

The Edge Tool and corresponding software from Gammex are designed to evaluate the imaging performance of Digital Radiography and Computed Radiography systems.

Evaluating the geometric accuracy of Elekta Axesse® for cone-beam image-guided stereotactic radiation therapy

A white paper by Hans Welleweerd, Corine A. van Es, Uulke A. van der Heide and Marco van Vulpen from the University Medical Center Utrecht in The Netherlands.

T2N1 Pancreas tumour treated using Symmetry™ 4D image guidance

A white paper by Jennifer Wloch and John Robertson from William Beaumont Hospital in Royal Oak, MI.

Multimedia

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ABAS 2.0

SPECT offers big benefits for imaging small animals

Freek Beekman describes the role of SPECT in small-animal imaging.

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ABAS 2.0

Image guidance: the way forward for radiotherapy

Uwe Oelfke explains how image guidance can improve radiotherapy.

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ABAS 2.0

The low-down on molecular imaging

Simon Cherry discusses recent progress in molecular imaging.

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