Related Experiment Video
Updated: Jun 18, 2026
12:28
Abbiategrasso Brain Bank Protocol for Collecting, Processing and Characterizing Aging Brains
Published on: June 3, 2020
[Brain functional imaging of frontotemporal lobar degeneration]
Seigo Nakano1, Hiroshi Matsuda
1Medical Co. LTA Clinical Pharmacology Center, Honjyo Clinic, 1-29-1, Honjo, Sumida-ku, Tokyo 130-0004, Japan.
Brain and Nerve = Shinkei Kenkyu No Shinpo
|November 27, 2009
Summary
Functional brain imaging, including SPECT and PET scans, aids in diagnosing frontotemporal lobar degeneration (FTLD) subtypes. These techniques help differentiate FTLD from other dementias by identifying distinct patterns of brain hypoperfusion or hypometabolism.
Area of Science:
- Neuroscience
- Neurology
- Medical Imaging
Context:
- Frontotemporal lobar degeneration (FTLD) is a significant cause of dementia, characterized by brain degeneration.
- Clinical FTLD subtypes include frontotemporal dementia (FTD), progressive nonfluent aphasia (PNFA), and semantic dementia (SD).
Purpose:
- This review focuses on the diagnostic utility of functional brain imaging in FTLD.
- To explore how advanced imaging techniques can differentiate FTLD from other neurodegenerative conditions.
Summary:
- Single-photon emission computed tomography (SPECT) and positron emission tomography (PET) reveal regionally distinct patterns of hypoperfusion and hypometabolism in FTLD.
- These imaging findings are crucial for distinguishing FTLD from Alzheimer's disease (AD), dementia with Lewy bodies (DLB), and corticobasal degeneration (CBD).
- Emerging techniques show potential for detecting specific neuropathological markers like amyloid and tau pathology in dementia.
Impact:
- Improved diagnostic accuracy for FTLD and its subtypes.
- Facilitates earlier and more precise differential diagnosis of dementia syndromes.
- Highlights the role of advanced neuroimaging in understanding and diagnosing neurodegenerative diseases.
Related Concept Videos
01:21Association Areas of the Cortex
Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
01:15Functional Brain Systems: Limbic System
The limbic system, often called the "emotional brain," is a complex set of structures located deep within the brain. The intricate network of the limbic system supports a wide range of psychological functions, from emotional regulation to memory formation and sensory processing. This functional brain region encompasses specific parts of the diencephalon and the cerebrum, integrating the higher mental functions of the cerebral cortex with the primitive emotional responses of the deep brain...
01:14Brain Imaging
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 Stimulation (TMS).
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 Stimulation (TMS).