The rich get richer: brain injury elicits hyperconnectivity in core subnetworks

FG Hillary, SM Rajtmajer, CA Roman, JD Medaglia… - PloS one, 2014 - journals.plos.org
There remains much unknown about how large-scale neural networks accommodate
neurological disruption, such as moderate and severe traumatic brain injury (TBI). A primary …

Resting network plasticity following brain injury

T Nakamura, FG Hillary, BB Biswal - PloS one, 2009 - journals.plos.org
The purpose of this study was to examine neural network properties at separate time-points
during recovery from traumatic brain injury (TBI) using graph theory. Whole-brain analyses …

Recovery of resting brain connectivity ensuing mild traumatic brain injury

RD Bharath, A Munivenkatappa, S Gohel… - Frontiers in human …, 2015 - frontiersin.org
Brains reveal amplified plasticity as they recover from an injury. We aimed to define time
dependent plasticity changes in patients recovering from mild traumatic brain injury (mTBI) …

Dedifferentiation does not account for hyperconnectivity after traumatic brain injury

RA Bernier, A Roy, UM Venkatesan… - Frontiers in …, 2017 - frontiersin.org
Objective Changes in functional network connectivity following traumatic brain injury (TBI)
have received increasing attention in recent neuroimaging literature. This study sought to …

Compensation through functional hyperconnectivity: a longitudinal connectome assessment of mild traumatic brain injury

A Iraji, H Chen, N Wiseman, RD Welch… - Neural …, 2016 - Wiley Online Library
Mild traumatic brain injury (mTBI) is a major public health concern. Functional MRI has
reported alterations in several brain networks following mTBI. However, the connectome …

Mapping the functional connectome in traumatic brain injury: What can graph metrics tell us?

K Caeyenberghs, H Verhelst, A Clemente, PH Wilson - Neuroimage, 2017 - Elsevier
Objective Traumatic brain injury (TBI) is associated with cognitive and motor deficits, and
poses a significant personal, societal, and economic burden. One mechanism by which TBI …

Functional and structural network recovery after mild traumatic brain injury: a 1-year longitudinal study

P Dall'Acqua, S Johannes, L Mica… - Frontiers in human …, 2017 - frontiersin.org
Brain connectivity after mild traumatic brain injury (mTBI) has not been investigated
longitudinally with respect to both functional and structural networks together within the …

Injured brains and adaptive networks: the benefits and costs of hyperconnectivity

FG Hillary, JH Grafman - Trends in cognitive sciences, 2017 - cell.com
A common finding in human functional brain-imaging studies is that damage to neural
systems paradoxically results in enhanced functional connectivity between network regions …

Disconnection of network hubs and cognitive impairment after traumatic brain injury

ED Fagerholm, PJ Hellyer, G Scott, R Leech, DJ Sharp - Brain, 2015 - academic.oup.com
Traumatic brain injury affects brain connectivity by producing traumatic axonal injury. This
disrupts the function of large-scale networks that support cognition. The best way to describe …

Traumatic brain injury impairs small-world topology

AS Pandit, P Expert, R Lambiotte, V Bonnelle… - Neurology, 2013 - AAN Enterprises
Objective: We test the hypothesis that brain networks associated with cognitive function shift
away from a" small-world" organization following traumatic brain injury (TBI). Methods: We …