Positron Emission Tomography News and Research

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Expert consensus provides unified framework for prostate cancer care in China

While prostate cancer is becoming more prevalent among middle-aged and elderly men in China, clinical practice still faces considerable challenges due to the lack of unified guidelines and high-level evidence on several aspects of patient care.

20 Jan 2025

Intermuscular fat increases risk of heart disease independent of BMI

People with pockets of fat hidden inside their muscles are at a higher risk of dying or being hospitalized from a heart attack or heart failure, regardless of their body mass index, according to research published in the European Heart Journal today (Monday).

20 Jan 2025

The X factor: Decoding brain aging differences between men and women

Researchers unveil how biological sex influences brain aging, revealing genetic, hormonal, and molecular mechanisms behind cognitive resilience and decline.

9 Jan 2025

Advanced imaging technology detects undiagnosed metastases in high-risk prostate cancer

A new study led by researchers at the UCLA Health Jonsson Comprehensive Cancer Center has found that many cases of high-risk nonmetastatic hormone-sensitive prostate cancer may be more advanced than previously thought.

3 Jan 2025

New AI techniques improve tumor detection in PET and CT scans

Artificial intelligence has the potential to improve the analysis of medical image data. For example, algorithms based on deep learning can determine the location and size of tumors.

2 Jan 2025

Chemical compound lights up treatment-resistant cancers on imaging scans

Researchers have used a chemical compound to light up treatment-resistant cancers on imaging scans, in a breakthrough that could help medical professionals better target and treat cancer.

17 Dec 2024

Portable MRI and AI improve Alzheimer’s diagnosis with cost-effective precision

Researchers optimized portable low-field MRI with machine learning to improve brain morphometry and white matter hyperintensity detection, making Alzheimer's diagnosis more accessible and cost-effective.

12 Dec 2024

Penn-led consortium to advance imaging of brain diseases

A Penn Medicine-led consortium of radiology and chemistry researchers across the United States will advance imaging of diseases like Parkinson's by testing radiotracers they identified that illuminate α-synuclein (αSyn) or 4R tau proteins on positron emission tomography (PET) scans.

11 Dec 2024

Metabolic imaging detects ovarian cancer subtypes and predicts chemotherapy response

Study demonstrates how metabolic imaging differentiates high and low oxidative phosphorylation (OXPHOS) subtypes of high-grade serous ovarian cancer (HGSOC). By assessing metabolic activity, it also identifies early and variable responses to chemotherapy, improving precision in treatment strategies.

10 Dec 2024

New insights into the mechanisms of "Niemann-Pick type C" in children

In the journal "Science Translational Medicine", scientists from DZNE and LMU Hospital report on new insights into the mechanisms of "Niemann-Pick type C" (NPC), a rare neurodegenerative disease associated with dementia that can manifest as early as childhood.

6 Dec 2024

MRI-based imaging technique predicts the response of ovarian cancer to treatment

An MRI-based imaging technique developed at the University of Cambridge predicts the response of ovarian cancer tumors to treatment, and rapidly reveals how well treatment is working, in patient-derived cell models.

6 Dec 2024

Visceral fat found to contribute to Alzheimer's disease development

Researchers have linked a specific type of body fat to the abnormal proteins in the brain that are hallmarks of Alzheimer's disease up to 20 years before the earliest symptoms of dementia appear, according to a study being presented today at the annual meeting of the Radiological Society of North America (RSNA).

2 Dec 2024

Persistence landscapes could help achieve unbiased and accurate radiological interpretation

A new editorial was published in Oncotarget's Volume 15 on November 12, 2024, entitled "Persistence landscapes: Charting a path to unbiased radiological interpretation."

27 Nov 2024

New study offers insights into reliable Alzheimer's diagnosis

A research group at LMU University Hospital has investigated how Alzheimer's disease can be diagnosed more reliably in the future.

25 Nov 2024

New technology for visualizing AMPA receptors offers insights into psychiatric disorders

Even though psychiatric disorders such as schizophrenia, bipolar disorder, and autism spectrum disorder (ASD) are quite common, their diagnosis and treatment are challenging.

5 Nov 2024

New Alzheimer's guidelines focus on risk, not diagnosis, in healthy adults

Researchers from the International Working Group recommend categorizing biomarker-positive, cognitively normal individuals as "at risk" for Alzheimer's to avoid unnecessary diagnoses and emphasize preventive care.

4 Nov 2024

Unexpected immunotherapy success in rare pancreatic cancer

A new case report was published in Oncotarget's Volume 15 on October 11, 2024, entitled "A case of adenosquamous pancreatic cancer with a KRAS G12C mutation with an exceptional response to immunotherapy"

4 Nov 2024

Grant awarded to build a portable PET scanner for early Alzheimer's detection

Weill Cornell Medicine researchers have received a five-year $6.2 million grant from the National Institute on Aging, part of the National Institutes of Health, to build a portable, high-resolution Positron Emission Tomography (PET) scanner that can detect the earliest stages of Alzheimer's disease.

4 Nov 2024

Mini-protein AKY-1189 delivers targeted radiation to tumor cells

Researchers have shown for the first time that it is possible for a specially-designed 'mini-protein' to deliver a radiation dose directly to tumour cells expressing a protein on their cell surfaces called Nectin-4, which is often found in a number of different cancers.

24 Oct 2024

MSU researchers test new nanotherapy infusion to target arterial inflammation

Inflammation of the arteries is a primary precursor and driver of cardiovascular disease - the No. 1 killer of people in the United States. This inflammation is associated with the buildup of dangerous plaque inside the arteries.

10 Oct 2024