Longitudinal Changes in Hippocampal Subfield Volume Associated with Collegiate Football
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Longitudinal Changes in Hippocampal Subfield Volume Associated with Collegiate Football. / Parivash, Sherveen N; Goubran, Maged; Mills, Brian D; Rezaii, Paymon; Thaler, Christian; Wolman, Dylan; Bian, Wei; Mitchell, Lex A; Boldt, Brian; Douglas, David; Wilson, Eugene W; Choi, Jay; Xie, Long; Yushkevich, Paul A; DiGiacomo, Phil; Wongsripuemtet, Jitsupa; Parekh, Mansi; Fiehler, Jens; Do, Huy; Lopez, Jaime; Rosenberg, Jarrett; Camarillo, David; Grant, Gerald; Wintermark, Max; Zeineh, Michael.
in: J NEUROTRAUM, Jahrgang 36, Nr. 19, 01.10.2019, S. 2762-2773.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Longitudinal Changes in Hippocampal Subfield Volume Associated with Collegiate Football
AU - Parivash, Sherveen N
AU - Goubran, Maged
AU - Mills, Brian D
AU - Rezaii, Paymon
AU - Thaler, Christian
AU - Wolman, Dylan
AU - Bian, Wei
AU - Mitchell, Lex A
AU - Boldt, Brian
AU - Douglas, David
AU - Wilson, Eugene W
AU - Choi, Jay
AU - Xie, Long
AU - Yushkevich, Paul A
AU - DiGiacomo, Phil
AU - Wongsripuemtet, Jitsupa
AU - Parekh, Mansi
AU - Fiehler, Jens
AU - Do, Huy
AU - Lopez, Jaime
AU - Rosenberg, Jarrett
AU - Camarillo, David
AU - Grant, Gerald
AU - Wintermark, Max
AU - Zeineh, Michael
PY - 2019/10/1
Y1 - 2019/10/1
N2 - Collegiate football athletes are subject to repeated traumatic brain injuriesthat may cause brain injury. The hippocampus is composed of several distinct subfields with possible differential susceptibility to injury. The aim of this study is to determine whether there are longitudinal changes in hippocampal subfield volume in collegiate football. A prospective cohort study was conducted over a 5-year period tracking 63 football and 34 volleyball male collegiate athletes. Athletes underwent high-resolution structural magnetic resonance imaging, and automated segmentation provided hippocampal subfield volumes. At baseline, football (n = 59) athletes demonstrated a smaller subiculum volume than volleyball (n = 32) athletes (-67.77 mm3; p = 0.012). A regression analysis performed within football athletes similarly demonstrated a smaller subiculum volume among those at increased concussion risk based on athlete position (p = 0.001). For the longitudinal analysis, a linear mixed-effects model assessed the interaction between sport and time, revealing a significant decrease in cornu ammonis area 1 (CA1) volume in football (n = 36) athletes without an in-study concussion compared to volleyball (n = 23) athletes (volume difference per year = -35.22 mm3; p = 0.005). This decrease in CA1 volume over time was significant when football athletes were examined in isolation from volleyball athletes (p = 0.011). Thus, this prospective, longitudinal study showed a decrease in CA1 volume over time in football athletes, in addition to baseline differences that were identified in the downstream subiculum. Hippocampal changes may be important to study in high-contact sports.
AB - Collegiate football athletes are subject to repeated traumatic brain injuriesthat may cause brain injury. The hippocampus is composed of several distinct subfields with possible differential susceptibility to injury. The aim of this study is to determine whether there are longitudinal changes in hippocampal subfield volume in collegiate football. A prospective cohort study was conducted over a 5-year period tracking 63 football and 34 volleyball male collegiate athletes. Athletes underwent high-resolution structural magnetic resonance imaging, and automated segmentation provided hippocampal subfield volumes. At baseline, football (n = 59) athletes demonstrated a smaller subiculum volume than volleyball (n = 32) athletes (-67.77 mm3; p = 0.012). A regression analysis performed within football athletes similarly demonstrated a smaller subiculum volume among those at increased concussion risk based on athlete position (p = 0.001). For the longitudinal analysis, a linear mixed-effects model assessed the interaction between sport and time, revealing a significant decrease in cornu ammonis area 1 (CA1) volume in football (n = 36) athletes without an in-study concussion compared to volleyball (n = 23) athletes (volume difference per year = -35.22 mm3; p = 0.005). This decrease in CA1 volume over time was significant when football athletes were examined in isolation from volleyball athletes (p = 0.011). Thus, this prospective, longitudinal study showed a decrease in CA1 volume over time in football athletes, in addition to baseline differences that were identified in the downstream subiculum. Hippocampal changes may be important to study in high-contact sports.
U2 - 10.1089/neu.2018.6357
DO - 10.1089/neu.2018.6357
M3 - SCORING: Journal article
C2 - 31044639
VL - 36
SP - 2762
EP - 2773
JO - J NEUROTRAUM
JF - J NEUROTRAUM
SN - 0897-7151
IS - 19
ER -