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Related Concept Videos

Imaging Studies VII: Vascular Imaging01:19

Imaging Studies VII: Vascular Imaging

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DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
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German physicist Wilhelm Röntgen (1845–1923) was experimenting with electrical current when he discovered that a mysterious and invisible "ray" would pass through his flesh but leave an outline of his bones on a screen coated with a metal compound. In 1895, Röntgen made the first durable record of the internal parts of a living human: an "X-ray" image (as it came to be called) of his wife’s hand. Scientists worldwide quickly began their own experiments with...
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Brain Imaging01:14

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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.
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Imaging Studies IV: Magnetic Resonance Imaging01:27

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Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
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Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
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Imaging Studies II: Ultrasonography01:24

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IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...
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Updated: Feb 13, 2026

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Imaging in neuro-oncology.

Hari Nandu1, Patrick Y Wen2, Raymond Y Huang3

  • 1Department of Radiology, Brigham and Women's Hospital, Boston, MA, USA.

Therapeutic Advances in Neurological Disorders
|March 8, 2018
PubMed
Summary

Advanced imaging techniques like magnetic resonance imaging and positron emission tomography (PET) are crucial for brain tumor management. This review highlights their role in diagnosis, prognosis, and assessing treatment response to new therapies.

Keywords:
18F-DOPA18F-FET18F-FLTPET-CTbrain tumorglioblastomaiRANOimmunotherapyneuro-oncologyradiomics

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Area of Science:

  • Neuro-oncology
  • Medical Imaging
  • Radiology

Background:

  • Accurate brain tumor evaluation is essential for diagnosis, prognosis, and treatment monitoring.
  • Emerging therapies necessitate advanced, noninvasive imaging methods for clinical assessment.
  • Current imaging techniques face challenges in evaluating treatment response, especially with novel therapies.

Purpose of the Study:

  • To review advanced imaging modalities for brain tumor management.
  • To discuss the applications of magnetic resonance imaging (MRI) and positron emission tomography (PET) in neuro-oncology.
  • To summarize challenges and advances in imaging for new treatment strategies, including immunotherapy.

Main Methods:

  • Review of current literature on advanced neuroimaging techniques.
  • Focus on magnetic resonance imaging (MRI) and positron emission tomography (PET) applications.
  • Discussion of new PET agents and their clinical utility.

Main Results:

  • Advanced imaging, including MRI and PET, significantly aids in brain tumor diagnosis and prognosis.
  • PET imaging, with new agents, offers improved accuracy in evaluating treatment response.
  • Imaging plays a key role in assessing pseudoprogression, anti-angiogenic therapy, and immunotherapy efficacy.

Conclusions:

  • Advanced imaging modalities are indispensable for comprehensive brain tumor management.
  • Continued development of imaging techniques and agents is vital for addressing challenges posed by new therapies.
  • Optimizing imaging strategies is crucial for personalized treatment approaches in neuro-oncology.