The bilateral Right Cerebrum.Frontal Lobe.Inferior Parietal Lobule.White Matter, as labeled in the Talairach 1 mm atlas, refers to subcortical white matter tracts underlying the inferior parietal lobule at the junction of the frontal and parietal regions of the right hemisphere. This white matter contains association fibers connecting inferior parietal regions—such as the supramarginal and angular gyri—to frontal lobe areas involved in language, attention, and higher-order sensorimotor integration, including components of the dorsal attention and frontoparietal control networks. These tracts facilitate multimodal integration of visual, somatosensory, and auditory information with executive and motor planning processes, supporting functions such as spatial attention, praxis, and aspects of language comprehension. There is no direct Wikipedia article for this exact white matter label; a closely related cortical region is the Inferior parietal lobule.
The bilateral Right Cerebrum.Frontal Lobe.Inferior Parietal Lobule.White Matter region, as defined in the Talairach 1 mm atlas (spanning right frontal and inferior parietal association white matter near frontoparietal tracts such as the superior longitudinal fasciculus and arcuate fasciculus), has been implicated indirectly in several genetic and GWAS findings through its role in higher-order cognition and connectivity rather than through region-specific loci. Large-scale imaging–genetics consortia (e.g., ENIGMA, UK Biobank) have identified genome-wide significant associations between white-matter microstructure in adjacent frontoparietal tracts and variants in genes involved in axon guidance, myelination, and neurodevelopment (including loci near genes such as NTRK1/2, CNTN4, DSCAM, and MAG), and polygenic scores for general cognitive ability, educational attainment, and processing speed often correlate with integrity of frontoparietal white matter networks encompassing this area. Genetic risk for neurodevelopmental and psychiatric disorders—particularly schizophrenia, autism spectrum disorder, ADHD, and major depressive disorder—has been linked to altered diffusion metrics and connectivity within dorsal and ventral frontoparietal circuits overlapping the inferior parietal lobule and adjacent frontal white matter, with some studies tying schizophrenia and ADHD polygenic risk scores to reduced fractional anisotropy in these tracts. In neurodegenerative conditions, Alzheimer’s disease and frontotemporal dementia risk alleles (e.g., in APOE and MAPT regions) show associations with white-matter degeneration and connectivity disruption within frontoparietal networks that include this region. However, no major GWAS to date has isolated variants uniquely associated with the specific Talairach-defined “Right Cerebrum.Frontal Lobe.Inferior Parietal Lobule.White Matter” label; current evidence instead supports a broader pattern in which polygenic influences on neurodevelopment, synaptic and myelin biology, and cognitive/psychiatric traits shape the structure and function of frontoparietal association white matter encompassing this area.
Overview generated by GPT-4o (2026).
Region ID: 937
Hemisphere: bilateral
Atlas: Talairach labels 1mm
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Full Quality Version: Download MP4
Wali Sidiqyar*, Gaurav Rudravaram*, Elyssa M. McMaster, Trent M. Schwartz, Adam M. Saunders, Kurt G. Schilling, Bennett A. Landman "Introducing SPINS: A Shared Public Visualization Library of Neuroanatomical Structures." Medical Imaging with Deep Learning- short paper
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