Related Experiment Video
Updated: Jun 8, 2026
09:59
A Magnetic Resonance Imaging Protocol for Stroke Onset Time Estimation in Permanent Cerebral Ischemia
Published on: September 16, 2017
14.3K
Acute Acquired Metabolic Encephalopathy Based on Diffusion MRI
Se Jeong Jeon1, See Sung Choi1, Ha Yon Kim2
1Department of Radiology, Wonkwang University Hospital, Iksan, Korea.
Korean Journal of Radiology
|September 26, 2021
Summary
Metabolic encephalopathy diagnosis is aided by imaging, particularly diffusion-weighted imaging, which detects early changes in deep gray matter. Understanding these imaging patterns improves patient prognosis through timely treatment.
Area of Science:
- Neurology
- Radiology
- Medical Imaging
Background:
- Metabolic encephalopathy presents diagnostic challenges.
- Imaging is crucial for early detection, treatment assessment, and prognosis.
- Deep gray matter is frequently affected due to high energy demands.
Purpose of the Study:
- To highlight the role of imaging in diagnosing metabolic encephalopathy.
- To emphasize diffusion-weighted imaging's sensitivity in early detection.
- To correlate imaging patterns with specific metabolic disturbances.
Main Methods:
- Review of imaging findings in various metabolic encephalopathies.
- Focus on diffusion-weighted imaging characteristics.
- Analysis of deep gray matter involvement patterns.
Main Results:
- Diffusion-weighted imaging reveals early signs of metabolic encephalopathy.
- Characteristic imaging patterns are observed in affected deep gray matter regions.
- Imaging findings aid in differential diagnosis and treatment planning.
Conclusions:
- Imaging, especially diffusion-weighted imaging, is vital for early metabolic encephalopathy diagnosis.
- Recognizing specific imaging patterns improves diagnostic accuracy.
- Early diagnosis and treatment based on imaging findings enhance patient outcomes.
Related Concept Videos
01:19Encephalitis l: Introduction
Encephalitis is inflammation of the brain parenchyma, most often due to infections or autoimmune processes. It presents with neuropsychiatric features such as fever, altered mental status, behavioral changes, cognitive dysfunction, seizures, focal deficits, and sometimes autonomic instability. In some cases, the meninges are also involved, resulting in meningoencephalitis.Infectious CausesInfectious encephalitis is most commonly viral but can also result from bacterial, fungal, or parasitic...
01:26Encephalitis ll: Pathophysiology
Encephalitis is inflammation of the brain parenchyma caused by direct viral invasion or immune-mediated mechanisms triggered by infections or tumors. Both processes lead to neuronal injury, disrupted neurotransmission, and diverse neurological symptoms, often with overlapping clinical and pathological features.Autoimmune EncephalitisIn autoimmune encephalitis, antibodies target neuronal antigens on cell surfaces, synapses, or within neurons. A key example is anti-NMDAR encephalitis, which can...
01:29Hepatic Encephalopathy
DefinitionHepatic encephalopathy is a reversible neurologic syndrome that results from advanced liver dysfunction or portosystemic shunting. It leads to disturbances in cognition, behavior, and motor function due to the brain’s exposure to gut-derived toxins that the liver fails to detoxify.EtiologyThis condition develops either in the setting of acute fulminant hepatitis or progressively during chronic liver disease, such as cirrhosis and portal hypertension. Portosystemic shunting—including...