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Reducing FDG activity cuts PET/MRI dose

Lowering radiotracer dose while increasing PET acquisition time in PET/MRI scans optimizes image quality at lower dose.

Silicon photomultipliers ideal for PET/MRI

A preclinical PET/RF insert based on silicon photomultipliers enables simultaneous PET and MRI inside a clinical MR scanner.

MRI strategy targets tumour tracking

A novel MR imaging strategy could improve real-time tumour tracking by enhancing image quality without increasing reconstruction times.

A step towards 3D proton beam dosimetry

Reconstruction of 3D light distributions in a liquid scintillator could provide high-resolution quality assurance of clinical proton beams.

FLASH irradiation spares healthy tissue

Ultrahigh dose rate radiation pulses reduce healthy tissue damage while maintaining tumour control.

Nanoparticles offer targeted gene delivery

Magnetic nanoparticles provide safe, effective and targeted delivery of "suicide-genes" to liver cancer cells.

In brief: research round-up

Recent developments in cancer screening, nanomedicine, focused ultrasound and more.

Low-dose preview minimizes CT dose

A simulated low-dose cone-beam CT preview helps minimize delivered dose in image-guided procedures.

Neural network cuts false-positive recalls

A mammography image analysis scheme based on artificial neural networks could reduce false-positive recalls.

An in-depth guide to CT dose

Review article discusses everything you need to know about CT dose.

Arc therapy for proton pencil beams

Proton modulated arc therapy could enable simultaneous dose and LET painting of a tumour target.

Nanoparticles open window into the brain

New imaging technique could monitor vascular blood flow and structure in real time and potentially help treat strokes, cancer and dementia.

Innovation: patent applications review

Our survey of the latest international patent applications in medical imaging reviews filings from UMC Utrecht, MGH, CapeRay Medical and more.

Single-pixel optical system images deeper

A single-pixel optical imaging system shows potential for deep tissue penetration.

Radiomics fine-tunes radiotherapy dose

A data analysis technique called radiomics can help researchers determine radiation therapy dose more accurately.

Iodine alternatives improve X-ray contrast

Contrast agents other than iodine could ramp the sensitivity of dual-energy contrast-enhanced X-ray imaging.

Plasmonic chip diagnoses diabetes

Antigen microarray can detect early-stage type-1 diabetes and even novel biomarkers of the disease.

PMB sees Impact Factor rise

Physics in Medicine and Biology is celebrating an increase in Impact Factor to 2.922.

Beyond cancer: novel radiotherapy targets

Radiotherapy could prove an ideal approach for treatment of conditions such as high blood pressure and heart rhythm disorder.

AAPM: bringing you the 'Best in physics'

A selection of some of the top-ranked presentations from the 2014 AAPM Annual Meeting.