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THE MPW REVIEW

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Focused ultrasound tackles brain disorders

Focused ultrasound therapy has the potential to improve quality of life for patients with a wide range of neurological disorders.

Modelling drug delivery to the brain

Mathematical model sheds light on the delivery of doxorubicin to the brain using focused ultrasound to open the blood-brain barrier.

3D ultrasound goes ultrafast

Ultrafast ultrasound technique allows cardiac blood flow to be observed in three dimensions in real time.

MRI technique provides insight into stroke

A promising new MRI technique evaluates patients for stroke and neurodegenerative diseases.

MR-guided HIFU safe for liver ablation

Researchers develop a clinically feasible treatment protocol for MR-guided HIFU of a moving organ.

Wide-angle scans give best tumour images

Digital breast tomosynthesis images acquired with wide angle geometries are rated by observers as higher in quality.

Magnetic sensor measures blood glucose

A new type of glucose sensor based on a magnetically polarizable nanoemulsion could help change the way blood sugar is measured.

In brief: research round-up

Recent developments in brain imaging, radiotherapy, PET and more.

Image analysis predicts therapy response

Advanced image analysis techniques can be used to model tumour aggressiveness and help predict treatment outcome.

3D PET images brain oxygen metabolism

A state-of-the-art 3D PET scanner can accurately image cerebral oxygen metabolism, as long as appropriate scatter compensation is performed.

Nanoparticles target tumour vasculature

Targeted gold nanoparticles act as vascular disruptive agents to boost the effects of radiation therapy.

Super-resolution microscopy wins Nobel prize

2014 Nobel Prize for Chemistry has gone to Eric Betzig, Stefan Hell and William Moerner for super-resolution microscopy based on the fluorescence of molecules.

Innovation: patent applications review

Our survey of the latest international patent applications in medical imaging reviews filings from Hologic, Duke University, Johns Hopkins and more.

MCO enhances 3D conformal radiotherapy

Automated multicriteria optimization improves the quality of 3D conformal radiation therapy plans.

HDE fluoroscopy tracks lung tumours

Hybrid dual-energy fluoroscopy enhances lung tumour visualization during real-time motion tracking.

Fixed RBE is not ideal for proton planning

Assuming a fixed proton relative biological effectiveness could result in suboptimal proton therapy plans and skew proton-photon comparisons.

Improved dosimetry for brachytherapy

Dual-energy CT plus a novel correction factor enable accurate brachytherapy seed dosimetry in heterogeneous tissue.

New Zealand project eyes eight-energy CT

New Zealand researchers plan to build a spectral CT scanner that's capable of detecting eight different energies in each scan.

USA plans first carbon ion therapy centre

Researchers in Colorado have launched a feasibility study into building the USA's first carbon ion therapy facility.

Imaging scheme tracks tumour oxygenation

Cerenkov excited phosphorescence oxygen imaging could be used to monitor tumour oxygenation during radiation therapy.