Daniel Amen was once called “the most popular psychiatrist in America,” but critics and former patients say he’s a grifter who is giving desperate people false hope.

PET scans provide better image resolution and quality, but have not yet gotten widespread adaptation compared to SPECT. The study is one of the largest of its kind involving PET patients.

Each patient underwent imaging with 123I-MIBG SPECT and cardiac MRI, as well as high-resolution bipolar voltage mapping.

Each patient underwent imaging with 123I-MIBG SPECT and cardiac MRI, as well as high-resolution bipolar voltage mapping.

Patients who receive cardiac positron emission testing (PET) imaging instead of single photon emission computed tomography (SPECT) scan experienced a significant increase in the detection of ...

Patients who receive cardiac positron emission testing (PET) imaging instead of single photon emission computed tomography (SPECT) scan experienced a significant increase in the detection of ...

Brain SPECT imaging helps distinguish them Neuroimaging of decreased blood flow in specific regions of the brain can differentiate between depression and cognitive disorders, according to a new report ...

A SPECT scan in action. Wikimedia Commons The basics of emission imaging A radioactive tracer (radiotracer) is injected into the patient. Radiotracers are molecules such as glucose with a ...