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Related Concept Videos

Brain Imaging01:14

Brain Imaging

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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.
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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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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Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

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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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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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Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

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DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
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Ultrasonography01:17

Ultrasonography

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Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development.
During an ultrasonography procedure, a handheld device called...
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Related Experiment Video

Updated: May 2, 2026

Image Rendering Techniques in Postmortem Computed Tomography: Evaluation of Biological Health and Profile in Stranded Cetaceans
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Imaging's insights into human violence.

Elizabeth J Church

    Radiologic Technology
    |March 12, 2014
    PubMed
    Summary

    Neuroimaging may offer insights into the complex causes of violent behavior, moving beyond common explanations like video games or societal factors. This research explores brain imaging as a potential key to understanding aggression.

    Area of Science:

    • Neuroscience
    • Psychology
    • Criminology

    Background:

    • Media frequently seeks explanations for violent acts, often citing societal factors, mental illness, or access to weapons.
    • Commonly cited reasons for violence include video games, bullying, violent films, and societal alienation.

    Purpose of the Study:

    • To explore the potential of neuroimaging techniques in understanding the biological underpinnings of violent and aggressive behavior.
    • To investigate whether brain imaging can provide deeper insights into the causes of violence beyond conventional explanations.

    Main Methods:

    • This article reviews existing literature and discusses the application of neuroimaging in the study of violent individuals.
    • Explores the potential of techniques like fMRI and EEG in identifying neural correlates of aggression.

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    Main Results:

    • Neuroimaging offers a promising avenue for understanding the complex biological factors contributing to violent behavior.
    • Findings suggest that brain structure and function may play a significant role in aggressive tendencies.

    Conclusions:

    • Neuroimaging may provide a more nuanced understanding of violence than traditional explanations.
    • Further research is needed to fully elucidate the role of brain imaging in predicting and understanding violent behavior.