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Related Concept Videos

Brain Imaging01:14

Brain Imaging

1.0K
Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
These technologies include computerized axial tomography (CAT or CT scans), positron-emission tomography (PET scans),  magnetic resonance imaging (MRI),  functional magnetic resonance imaging (fMRI), and Transcranial Magnetic...
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Positron Emission Tomography01:29

Positron Emission Tomography

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Positron emission tomography (PET) is a medical imaging technique involving radiopharmaceuticals — substances that emit short-lived radiation. Although the first PET scanner was introduced in 1961, it took 15 more years before radiopharmaceuticals were combined with the technique and revolutionized its potential.
One of the main requirements of a PET scan is a positron-emitting radioisotope, which is produced in a cyclotron and then attached to a substance used by the part of the body...
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Imaging Studies II: Positron Emission Tomography and Scintigraphy01:25

Imaging Studies II: Positron Emission Tomography and Scintigraphy

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Positron Emission Tomography (PET) is a medical imaging technique that provides crucial insights into the body's physiological functions at a molecular level. It is an indispensable resource for diagnosing, staging, and monitoring various illnesses, notably cancer, neurological disorders, and cardiovascular conditions.
Fundamental Principles of PET
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Related Experiment Video

Updated: Apr 21, 2026

Longitudinal Intravital Imaging of Brain Tumor Cell Behavior in Response to an Invasive Surgical Biopsy
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Longitudinal Intravital Imaging of Brain Tumor Cell Behavior in Response to an Invasive Surgical Biopsy

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PET imaging for brain tumor diagnostics.

Bogdana Suchorska1, Joerg C Tonn, Nathalie L Jansen

  • 1aDepartment of Neurosurgery bDepartment of Nuclear Medicine, University Hospital, Ludwig Maximilians University, Munich, Germany.

Current Opinion in Neurology
|October 22, 2014
PubMed
Summary
This summary is machine-generated.

Molecular imaging, including amino acid PET and 18F-FDG PET, enhances brain tumor management. Further studies are needed to confirm the full clinical value of these advanced imaging techniques.

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Area of Science:

  • Neuro-oncology
  • Medical imaging
  • Radiochemistry

Background:

  • Brain tumors exhibit diverse histology, biology, and prognosis, necessitating advanced diagnostic tools.
  • While structural MRI is standard for morphology, molecular imaging is crucial for assessing tumor activity and malignancy.
  • Molecular imaging offers insights into tumor behavior beyond anatomical information.

Purpose of the Study:

  • To review the current role and future directions of molecular imaging in brain tumor assessment.
  • To highlight the utility of various PET tracers in clinical practice.
  • To discuss emerging trends like hybrid PET/MRI and novel tracer development.

Main Methods:

  • Review of current literature on molecular imaging in neuro-oncology.
  • Analysis of the application of specific PET tracers (amino acid PET, 18F-FDG, somatostatin receptor ligands).
  • Discussion of recent technological advancements, including hybrid PET/MRI and new tracer development.

Main Results:

  • Amino acid PET aids in surgery, biopsy planning, and therapy monitoring for primary and metastatic brain tumors.
  • 18F-fluorodeoxyglucose (18F-FDG) PET is key for evaluating primary central nervous system lymphoma.
  • Somatostatin receptor ligands improve tumor delineation and treatment options for meningiomas.

Conclusions:

  • Molecular imaging significantly improves the clinical management of brain tumors.
  • Further large-scale prospective studies are required to fully validate the informative value of PET in neuro-oncology.