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Simulations optimize brain PET scanner

Simulations of a compact brain PET system help optimize the design of this helmet-like scanner.

Ion beam models analyse biological impact

Detailed modelling of dose distributions around ion tracks sheds light on the biological impact of ion beam irradiation.

Cardiac PET/MRI protocol cuts radiation dose

A new cardiac PET/MRI protocol with sodium fluoride significantly reduces radiation dose and artefacts.

E-skin lights up in many colours

Ultrathin and ultraflexible coating can measure and display blood oxygen levels and heart rates.

'Immobilized' calibration improves MPI

Calibration with immobilized particles doubles the sensitivity of magnetic particle imaging for stem cell monitoring.

Ultrasound headset tests for concussion

Transcranial Doppler ultrasound headsets could one day be deployed to provide rapid assessment of potential concussion in athletes.

An inverse approach to dose painting

Could inverse dose painting improve radiation treatment for radiobiologically heterogeneous targets?

GEM detector lines up for proton therapy

A scintillation gas electron multiplier detector provides an efficient tool for high-resolution proton dose imaging.

In brief: research round-up

Recent developments in nanomedicine, optical imaging, radiotherapy and more.

Five ways to lower breast cancer overdiagnosis

Researchers detail five ways in which advanced imaging can reduce breast cancer overdiagnosis.

Implant restores hand motion after paralysis

Finger, hand and wrist movements have been restored in a paralysed patient for the first time.

Mobile phone exposure: age is not an issue

Computational study reveals no systematic difference between adults and children with regard to limits for radio frequency exposure from mobile phones.

Cancer risk index accounts for body shape

A cancer risk model based on body physique may help minimize radiation doses to paediatric patients undergoing nuclear imaging studies.

Innovation: patent applications review

Our survey of recent radiation therapy patent applications includes filings from Phenix Medical, Panacea Medical Technologies and more.

Quantitative CAD analyses multiple diseases

A new ultrasound CAD algorithm can diagnose several diseases at once using quantitative texture analysis.

Spectral data enrich mammography

Spectral mammography could help reduce breast-cancer screening recalls by distinguishing solid lesions from cysts.

Graphene patch detects glucose in sweat

A graphene-based patch can detect glucose in sweat and deliver the diabetes drug metformin through the skin.

Oncology PET/MRI shows strengths, faces hurdles

While PET/MRI shows strengths across all types of cancer, it may be hard to show its superiority to PET/CT due to the latter's proven track record.

X-ray detector reduces radiation exposure

A new, highly sensitive X-ray detector could reduce radiation exposure during CT scans.

Injectable hydrogels verify proton range

Injectable hydrogel markers boost the effectiveness of PET-based in vivo proton range verification.