Nuclear medicine

News • Nuclear medicine

Prostate cancer: staging issues in bone scans compared with PSMA PET

Bone scans have been found to overstage prostate cancer at initial staging compared to prostate specific membrane antigen (PSMA) PET, according to new research.

News • New imaging agent

HER2-positive breast cancer: Whole-body PET/CT predicts targeted therapy response

A new imaging agent can predict early metabolic response to HER2-targeted treatment in metastatic breast cancer patients, according to new research published in the Journal of Nuclear Medicine.

News • Nuclear imaging marker

Renal cell carcinoma: New radiotracer improves detection and differentiation

A new PET tracer, 89Zr-DFO-girentuximab, can accurately detect a type of kidney cancer called clear cell renal cell carcinoma and differentiate it from other types of kidney tumors.

News • Performance-based evaluation

Useful, not pretty: How AI can improve medical imaging

US researchers evaluated AI techniques for cleaning medical images based on performance in clinical tasks. Some algorithms make the scans look better, but actually decrease image quality.

News • Visualization of radiopharmaceutical distribution

A low-cost lensless radiomicroscope for nuclear medicine imaging

A novel imaging modality that can visualize the distribution of medical radiopharmaceuticals with very fine resolution has been developed and successfully tested.

News • PSMA-PET/CT

Advanced imaging may help in clinical treatment of prostate cancer

An advanced imaging method is showing promise as a way to improve the diagnosis of prostate cancer by giving clinicians a clearer view of suspected tumours during biopsy.

News • New amyloid PET approach

Dual-phase protocol: a two-for-one deal for brain imaging

A novel nuclear medicine imaging protocol can take the place of two separate imaging scans for the evaluation of brain changes linked to cognitive impairment.

Article • Radioembolization

Breast cancer metastasis: benefits and limitations of trans-arterial therapy

Evidence that radioembolization, a trans-arterial therapy, is safe and stops disease progression in metastatic breast cancer is increasing, a prominent American interventional radiologist showed at the Spectrum conference in Miami.

News • Nuclear imaging

New PET radiotracer to reduce false-positive cancer findings after Covid-19 vaccination

A novel imaging agent can reduce the number of false-positive PET/CT findings among cancer patients recently vaccinated for Covid-19. This may mitigate the issue of tracer uptake in lymph nodes associaed with the vaccine.

News • Nuclear medicine

Prostate cancer: PSMA PET/MRI accurately predicts recurrence risk

In men recently diagnosed with intermediate or high-grade prostate cancer, PSMA PET/MRI can successfully determine whether their cancer is likely to return within two years of a prostatectomy.

Article • Image augmentation, interpretation and evaluation

AI in multimodality hybrid imaging: a diamond in the rough

AI-based models for multimodality hybrid imaging have the potential to be a potent clinical tool but are currently held back by a lack of transparency and maturity, says Dr Irène Buvat, from the Laboratory of translational Imaging in Oncology, Institute Curie in Paris, France.

News • T cell visualization

Whole body scan shows complexity of immunotherapy response

Dutch scientists have performed whole-body PET scans using a radioactively labeled antibody tracer against immune cells, to predict the effect of treatment with immune checkpoint inhibitors.

Article • Renal carcinoma differentiation

SPECT/CT improves diagnosis of indeterminate kidney tumours

99mTc-Sestamibi SPECT/CT can aid in the diagnosis of solid renal lesions, especially in cases where contrast enhanced CT findings are inconclusive, according to researchers from the Mallinckrodt Institute of Radiology at Washington University School of Medicine in St. Louis, Missouri.

News • Neurological disease marker

Promising new radiotracer for demyelination

US researchers have developed a test to detect loss of myelin - a key contributor to many neurological diseases including multiple sclerosis, traumatic brain and spinal cord injuries, stroke, and dementia.

News • Less risk, less costs

Portable spectroscopy devices could soon become reality

New method for the detection of alcohols combines zero- to ultralow-field nuclear magnetic resonance with the SABRE-Relay hyperpolarization technique.

News • MetaboliQs

Hyperpolarized nuclear MR: more precise diagnoses

Hyperpolarized nuclear magnetic resonance enables major medical advances in molecular diagnostics, for example for cardiovascular diseases or cancer therapy.

Article • The VISION clinical trial

A landmark for nuclear theranostics as prostate cancer treatment

For nuclear medicine specialists, 2021 may be heralded as a banner year validating the use of theranostic technology to treat cancer. Long-awaited results from the international phase 3 clinical VISION trial spark confidence in many experts.

Article • SPECT/CT, MPI and more

The value of hybrid imaging in the cardiac arena

Combining imaging modalities is helping to achieve better diagnostic and therapeutic outcomes for heart patients. The topic, discussed in detail by experts at the ICNC-CT online International Conference on Nuclear Cardiology and Cardiac CT, examined hybrid/fusion imaging as the standard in cardiovascular imaging, and its value in clinical practice. Professor Terrence Ruddy spoke about the role of…

News • Abdominal aortic aneurysm

Novel radiotracer shows promise to predict AAA rupture

A new positron emission tomography (PET) radiotracer can detect abdominal aortic aneurysms (AAAs) and potentially predict when they will rupture, according to research presented at the Society of Nuclear Medicine and Molecular Imaging 2021 Annual Meeting. Targeting a novel biomarker associated with AAA, the radiotracer is effective both in diagnosis and in providing information to assist in the…

News • Corona and the brain

PET imaging measures cognitive impairment in Covid-19 patients

The effects of Covid-19 on the brain can be accurately measured with positron emission tomography (PET), according to research presented at the Society of Nuclear Medicine and Molecular Imaging (SNMMI) 2021 Annual Meeting. In the study, newly diagnosed Covid-19 patients, who required inpatient treatment and underwent PET brain scans, were found to have deficits in neuronal function and…

Article • Earlier, better insights

New developments in whole-body MRI for prostate cancer

Whole-body magnetic resonance imaging (WB-MRI) can detect prostate cancer and inform about treatment response and disease progression earlier and better than other imaging modalities. A Belgian expert will delve into the latest and future developments of the technique for prostate cancer and distant metastases imaging in a dedicated session at ECR. WB‐MRI and nuclear medicine -…

News • Nuclear medicine

Targeted cancer therapy: Researchers speed up astatine-211 purification

In a recent study, researchers at the Texas A&M University have described a new process to purify astatine-211, a promising radioactive isotope for targeted cancer treatment. Unlike other elaborate purification methods, their technique can extract astatine-211 from bismuth in minutes rather than hours, which can greatly reduce the time between production and delivery to the patient.

Article • Advancing diagnostic accuracy

PSMA PET/CT in prostate cancer evaluation

Hybrid PET/CT imaging can fully play to its strengths and steer treatment towards more effective procedures for diagnosing prostate cancer. The examination of the specific antigen PSMA with hybrid PET imaging enables treatment monitoring with significantly higher diagnostic accuracy than conventional imaging and therefore, Professor Clemens Cyran believes, will soon become the standard diagnostic…

News • Radiation

Scientists recruit atomic heavyweights in fight against cancer

A promising approach to treating cancer—called targeted alpha-particle therapy or TAT—could better harness the curative power of radiation treatments and lessen the severity of their more debilitating side effects.

News • In Southern Denmark

Philips empowers image access for over 5,000 clinicians

oyal Philips announced the completion of a regional informatics project that consolidates radiology and nuclear medicine imaging data. The Region of Southern Denmark now has a single system for storing, retrieving, and viewing clinical images across all the locations and specialties in its extensive healthcare system.

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