Psychology & Psychiatry

Plaques detected in brain scans forecast cognitive impairment

Brain imaging using radioactive dye can detect early evidence of Alzheimer's disease that may predict future cognitive decline among adults with mild or no cognitive impairment, according to a 36-month follow-up study led ...

Medical research

Researchers investigating how to make PET imaging even sweeter

An international research team led by Mount Sinai Heart at Icahn School of Medicine at Mount Sinai, is testing its novel sugar-based tracer contrast agent to be used with positron emission tomography (PET) imaging to help ...

Oncology & Cancer

Tracing biological pathways

A new chemical process developed by a team of Harvard researchers greatly increases the utility of Positron Emission Tomography (PET) in creating real-time 3-D images of chemical process occurring inside the human body.

Health informatics

Keeping a human in the loop: Managing the ethics of AI in medicine

Artificial intelligence (AI)—of ChatGPT fame—is increasingly used in medicine to improve diagnosis and treatment of diseases, and to avoid unnecessary screening for patients. But AI medical devices could also harm patients ...

Radiology & Imaging

Enhancing PET image quality with deep learning

The axial field of view (AFOV) plays a pivotal role in determining image quality in positron emission tomography (PET). While total-body PET scanners like the uEXPLORER offer superior sensitivity, they come at a higher cost ...

Immunology

Microbubble macrophages track tumors

Macrophages, a type of white blood cell, defend the body by engulfing and digesting foreign particles, such as bacteria, viruses, and dead cells. The immune cells also tend to accumulate in solid tumors, so tracking them ...

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