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Baseline vs. cross-sectional MRI of concussion: distinct brain patterns in white matter and cerebral blood flow.

Churchill NW, Hutchison MG, Graham SJ, Schweizer TA.

Sci Rep. 2020 Feb 3;10(1):1643. doi: 10.1038/s41598-020-58073-9.


Treatment of Spontaneous Subarachnoid Hemorrhage: Guidelines and Gaps.

Maher M, Schweizer TA, Macdonald RL.

Stroke. 2020 Jan 22:STROKEAHA119025997. doi: 10.1161/STROKEAHA.119.025997. [Epub ahead of print] No abstract available.


IL-23 supports host defense against systemic Candida albicans infection by ensuring myeloid cell survival.

Nur S, Sparber F, Lemberg C, Guiducci E, Schweizer TA, Zwicky P, Becher B, LeibundGut-Landmann S.

PLoS Pathog. 2019 Dec 30;15(12):e1008115. doi: 10.1371/journal.ppat.1008115. eCollection 2019 Dec.


Brain activation during laparoscopic tasks in high- and low-performing medical students: a pilot fMRI study.

Garbens A, Armstrong BA, Louridas M, Tam F, Detsky AS, Schweizer TA, Graham SJ, Grantcharov T.

Surg Endosc. 2019 Nov 21. doi: 10.1007/s00464-019-07260-5. [Epub ahead of print]


APOE ɛ4/ɛ4 Is Associated with Aberrant Motor Behavior Through Both Lewy Body and Cerebral Amyloid Angiopathy Pathology in High Alzheimer's Disease Pathological Load.

Garcia-Segura ME, Fischer CE, Schweizer TA, Munoz DG.

J Alzheimers Dis. 2019;72(4):1077-1087. doi: 10.3233/JAD-190643.


Sex Differences in Cerebral Blood Flow Associated with a History of Concussion.

Hamer J, Churchill NW, Hutchison MG, Graham SJ, Schweizer TA.

J Neurotrauma. 2019 Dec 17. doi: 10.1089/neu.2019.6800. [Epub ahead of print]


Association Between Neuropsychiatric Symptom Trajectory and Conversion to Alzheimer Disease.

Lo TWB, Karameh WK, Barfett JJ, Fornazzari LR, Munoz DG, Schweizer TA, Fischer CE; Alzheimer’s Disease Neuroimaging Initiative.

Alzheimer Dis Assoc Disord. 2019 Oct 15. doi: 10.1097/WAD.0000000000000356. [Epub ahead of print]


Mapping brain recovery after concussion: From acute injury to 1 year after medical clearance.

Churchill NW, Hutchison MG, Graham SJ, Schweizer TA.

Neurology. 2019 Nov 19;93(21):e1980-e1992. doi: 10.1212/WNL.0000000000008523. Epub 2019 Oct 16.


Gender role in sleep disturbances among older adults with traumatic brain injury.

Ledger C, Karameh WK, Munoz DG, Fischer CE, Schweizer TA.

Int Rev Psychiatry. 2020 Feb;32(1):39-45. doi: 10.1080/09540261.2019.1657384. Epub 2019 Sep 23.


Resting State fMRI: Going Through the Motions.

Maknojia S, Churchill NW, Schweizer TA, Graham SJ.

Front Neurosci. 2019 Aug 13;13:825. doi: 10.3389/fnins.2019.00825. eCollection 2019. Review.


Between-center and between-country differences in outcome after aneurysmal subarachnoid hemorrhage in the Subarachnoid Hemorrhage International Trialists (SAHIT) repository.

Dijkland SA, Jaja BNR, van der Jagt M, Roozenbeek B, Vergouwen MDI, Suarez JI, Torner JC, Todd MM, van den Bergh WM, Saposnik G, Zumofen DW, Cusimano MD, Mayer SA, Lo BWY, Steyerberg EW, Dippel DWJ, Schweizer TA, Macdonald RL, Lingsma HF; Members of the SAHIT Collaboration.

J Neurosurg. 2019 Aug 23:1-9. doi: 10.3171/2019.5.JNS19483. [Epub ahead of print]


Cerebrospinal Fluid Correlates of Neuropsychiatric Symptoms in Patients with Alzheimer's Disease/Mild Cognitive Impairment: A Systematic Review.

Showraki A, Murari G, Ismail Z, Barfett JJ, Fornazzari L, Munoz DG, Schweizer TA, Fischer CE.

J Alzheimers Dis. 2019;71(2):477-501. doi: 10.3233/JAD-190365.


Delusions in Alzheimer Disease are Associated With Decreased Default Mode Network Functional Connectivity.

Qian W, Fischer CE, Churchill NW, Kumar S, Rajji T, Schweizer TA.

Am J Geriatr Psychiatry. 2019 Oct;27(10):1060-1068. doi: 10.1016/j.jagp.2019.03.020. Epub 2019 Apr 3.


Prioritization and Timing of Outcomes and Endpoints After Aneurysmal Subarachnoid Hemorrhage in Clinical Trials and Observational Studies: Proposal of a Multidisciplinary Research Group.

Stienen MN, Visser-Meily JM, Schweizer TA, Hänggi D, Macdonald RL, Vergouwen MDI; Unruptured Intracranial Aneurysms and SAH CDE Project Investigators.

Neurocrit Care. 2019 Jun;30(Suppl 1):102-113. doi: 10.1007/s12028-019-00737-0.


A Systematic Review and Meta-Analysis on the Association Between Driving Ability and Neuropsychological Test Performances after Moderate to Severe Traumatic Brain Injury.

Egeto P, Badovinac SD, Hutchison MG, Ornstein TJ, Schweizer TA.

J Int Neuropsychol Soc. 2019 Sep;25(8):868-877. doi: 10.1017/S1355617719000456. Epub 2019 May 14.


Functional MRI of Letter Cancellation Task Performance in Older Adults.

Deng ID, Chung L, Talwar N, Tam F, Churchill NW, Schweizer TA, Graham SJ.

Front Hum Neurosci. 2019 Apr 16;13:97. doi: 10.3389/fnhum.2019.00097. eCollection 2019.


Altered Functional Brain Connectivity in Mild Cognitive Impairment during a Cognitively Complex Car Following Task.

Hird MA, Churchill NW, Fischer CE, Naglie G, Graham SJ, Schweizer TA.

Geriatrics (Basel). 2018 Apr 19;3(2). pii: E20. doi: 10.3390/geriatrics3020020.


Music Intervention Approaches for Alzheimer's Disease: A Review of the Literature.

Leggieri M, Thaut MH, Fornazzari L, Schweizer TA, Barfett J, Munoz DG, Fischer CE.

Front Neurosci. 2019 Mar 12;13:132. doi: 10.3389/fnins.2019.00132. eCollection 2019. Review.


Efficacy and safety of erythropoietin and iron therapy to reduce red blood cell transfusion in surgical patients: a systematic review and meta-analysis.

Kei T, Mistry N, Curley G, Pavenski K, Shehata N, Tanzini RM, Gauthier MF, Thorpe K, Schweizer TA, Ward S, Mazer CD, Hare GMT.

Can J Anaesth. 2019 Jun;66(6):716-731. doi: 10.1007/s12630-019-01351-6. Epub 2019 Mar 28.


The Neural Correlates of the Clock-Drawing Test in Healthy Aging.

Talwar NA, Churchill NW, Hird MA, Pshonyak I, Tam F, Fischer CE, Graham SJ, Schweizer TA.

Front Hum Neurosci. 2019 Feb 5;13:25. doi: 10.3389/fnhum.2019.00025. eCollection 2019.


Examining the Link Between Cardiovascular Risk Factors and Neuropsychiatric Symptoms in Mild Cognitive Impairment and Major Depressive Disorder in Remission.

Fischer CE, Kortebi I, Karameh WK, Kumar S, Gallagher D, Golas A, Munoz D, Barfett J, Butters MA, Bowie CR, Flint A, Rajji T, Herrmann N, Pollock BG, Mulsant B, Schweizer TA, Mah L; the PACT-MD Study Group.

J Alzheimers Dis. 2019;67(4):1305-1311. doi: 10.3233/JAD-181099.


Abnormal Sleep Behaviours Across the Spectrum of Alzheimer's Disease Severity: Influence of APOE Genotypes and Lewy Bodies.

Koo KYG, Schweizer TA, Fischer CE, Munoz DG.

Curr Alzheimer Res. 2019;16(3):243-250. doi: 10.2174/1567205016666190103161034.


White matter during concussion recovery: Comparing diffusion tensor imaging (DTI) and neurite orientation dispersion and density imaging (NODDI).

Churchill NW, Caverzasi E, Graham SJ, Hutchison MG, Schweizer TA.

Hum Brain Mapp. 2019 Apr 15;40(6):1908-1918. doi: 10.1002/hbm.24500. Epub 2018 Dec 26.


Psychosis in neurodegenerative disorders: recent developments.

Karameh WK, Murari G, Schweizer TA, Munoz DG, Fischer CE.

Curr Opin Psychiatry. 2019 Mar;32(2):117-122. doi: 10.1097/YCO.0000000000000476.


Gray Matter Changes Associated With the Development of Delusions in Alzheimer Disease.

Qian W, Schweizer TA, Churchill NW, Millikin C, Ismail Z, Smith EE, Lix LM, Munoz DG, Barfett JJ, Rajji TK, Fischer CE.

Am J Geriatr Psychiatry. 2019 May;27(5):490-498. doi: 10.1016/j.jagp.2018.09.016. Epub 2018 Oct 2.


Evaluating Cerebrovascular Reactivity during the Early Symptomatic Phase of Sport Concussion.

Churchill NW, Hutchison MG, Graham SJ, Schweizer TA.

J Neurotrauma. 2019 May 15;36(10):1518-1525. doi: 10.1089/neu.2018.6024. Epub 2019 Jan 16.


Hyper memory, synaesthesia, savants Luria and Borges revisited.

Fornazzari L, Leggieri M, Schweizer TA, Arizaga RL, Allegri RF, Fischer CE.

Dement Neuropsychol. 2018 Apr-Jun;12(2):101-104. doi: 10.1590/1980-57642018dn12-020001.


Blood biomarkers are associated with brain function and blood flow following sport concussion.

Di Battista AP, Churchill N, Schweizer TA, Rhind SG, Richards D, Baker AJ, Hutchison MG.

J Neuroimmunol. 2018 Jun 15;319:1-8. doi: 10.1016/j.jneuroim.2018.03.002. Epub 2018 Mar 18.


Connectomic markers of symptom severity in sport-related concussion: Whole-brain analysis of resting-state fMRI.

Churchill NW, Hutchison MG, Graham SJ, Schweizer TA.

Neuroimage Clin. 2018 Feb 17;18:518-526. doi: 10.1016/j.nicl.2018.02.011. eCollection 2018.


Psychosis in "Cognitively Asymptomatic" Elderly Subjects is Associated With Neuritic Plaque Load, Not Neurofibrillary Tangles.

Kim J, Schweizer TA, Fischer CE, Munoz DG.

Alzheimer Dis Assoc Disord. 2018 Jul-Sep;32(3):185-189. doi: 10.1097/WAD.0000000000000250.


Driving habits and behaviors of patients with brain tumors: a self-report, cognitive and driving simulation study.

Mansur A, Hird MA, Desimone A, Pshonyak I, Schweizer TA, Das S.

Sci Rep. 2018 Mar 15;8(1):4635. doi: 10.1038/s41598-018-22937-y.


A Case-Control Study Investigating Simulated Driving Errors in Ischemic Stroke and Subarachnoid Hemorrhage.

Hird MA, Vesely KA, Tasneem T, Saposnik G, Macdonald RL, Schweizer TA.

Front Neurol. 2018 Feb 13;9:54. doi: 10.3389/fneur.2018.00054. eCollection 2018.


Functional MRI of Handwriting Tasks: A Study of Healthy Young Adults Interacting with a Novel Touch-Sensitive Tablet.

Karimpoor M, Churchill NW, Tam F, Fischer CE, Schweizer TA, Graham SJ.

Front Hum Neurosci. 2018 Feb 13;12:30. doi: 10.3389/fnhum.2018.00030. eCollection 2018.


Development and validation of outcome prediction models for aneurysmal subarachnoid haemorrhage: the SAHIT multinational cohort study.

Jaja BNR, Saposnik G, Lingsma HF, Macdonald E, Thorpe KE, Mamdani M, Steyerberg EW, Molyneux A, Manoel ALO, Schatlo B, Hanggi D, Hasan D, Wong GKC, Etminan N, Fukuda H, Torner J, Schaller KL, Suarez JI, Stienen MN, Vergouwen MDI, Rinkel GJE, Spears J, Cusimano MD, Todd M, Le Roux P, Kirkpatrick P, Pickard J, van den Bergh WM, Murray G, Johnston SC, Yamagata S, Mayer S, Schweizer TA, Macdonald RL; SAHIT collaboration.

BMJ. 2018 Jan 18;360:j5745. doi: 10.1136/bmj.j5745. Erratum in: BMJ. 2018 Sep 26;362:k4079.


To drive or not to drive, that is still the question: current challenges in driving recommendations for patients with brain tumours.

Mansur A, Desimone A, Vaughan S, Schweizer TA, Das S.

J Neurooncol. 2018 Apr;137(2):379-385. doi: 10.1007/s11060-017-2727-y. Epub 2018 Jan 2.


Tablet-Based Functional MRI of the Trail Making Test: Effect of Tablet Interaction Mode.

Karimpoor M, Churchill NW, Tam F, Fischer CE, Schweizer TA, Graham SJ.

Front Hum Neurosci. 2017 Oct 24;11:496. doi: 10.3389/fnhum.2017.00496. eCollection 2017.


Management of raised intracranial pressure in aneurysmal subarachnoid hemorrhage: time for a consensus?

Alotaibi NM, Wang JZ, Pasarikovski CR, Guha D, Al-Mufti F, Mamdani M, Saposnik G, Schweizer TA, Macdonald RL.

Neurosurg Focus. 2017 Nov;43(5):E13. doi: 10.3171/2017.7.FOCUS17426. Review.


Determining the impact of psychosis on rates of false-positive and false-negative diagnosis in Alzheimer's disease.

Fischer CE, Qian W, Schweizer TA, Ismail Z, Smith EE, Millikin CP, Munoz DG.

Alzheimers Dement (N Y). 2017 Jun 21;3(3):385-392. doi: 10.1016/j.trci.2017.06.001. eCollection 2017 Sep.


The SAFARI Score to Assess the Risk of Convulsive Seizure During Admission for Aneurysmal Subarachnoid Hemorrhage.

Jaja BNR, Schweizer TA, Claassen J, Le Roux P, Mayer SA, Macdonald RL; SAHIT Collaborators.

Neurosurgery. 2018 Jun 1;82(6):887-893. doi: 10.1093/neuros/nyx334.


Structural, Functional, and Metabolic Brain Markers Differentiate Collision versus Contact and Non-Contact Athletes.

Churchill NW, Hutchison MG, Di Battista AP, Graham SJ, Schweizer TA.

Front Neurol. 2017 Aug 22;8:390. doi: 10.3389/fneur.2017.00390. eCollection 2017.


Association Between Psychosis Phenotype and APOE Genotype on the Clinical Profiles of Alzheimer's Disease.

Qian W, Fischer CE, Schweizer TA, Munoz DG.

Curr Alzheimer Res. 2018;15(2):187-194. doi: 10.2174/1567205014666170829114346.


Neuroimaging of sport concussion: persistent alterations in brain structure and function at medical clearance.

Churchill NW, Hutchison MG, Richards D, Leung G, Graham SJ, Schweizer TA.

Sci Rep. 2017 Aug 24;7(1):8297. doi: 10.1038/s41598-017-07742-3.


Symptom correlates of cerebral blood flow following acute concussion.

Churchill NW, Hutchison MG, Graham SJ, Schweizer TA.

Neuroimage Clin. 2017 Jul 24;16:234-239. doi: 10.1016/j.nicl.2017.07.019. eCollection 2017.


Neurosurgeon academic impact is associated with clinical outcomes after clipping of ruptured intracranial aneurysms.

Alotaibi NM, Ibrahim GM, Wang J, Guha D, Mamdani M, Schweizer TA, Macdonald RL.

PLoS One. 2017 Jul 20;12(7):e0181521. doi: 10.1371/journal.pone.0181521. eCollection 2017.


White matter microstructure in athletes with a history of concussion: Comparing diffusion tensor imaging (DTI) and neurite orientation dispersion and density imaging (NODDI).

Churchill NW, Caverzasi E, Graham SJ, Hutchison MG, Schweizer TA.

Hum Brain Mapp. 2017 Aug;38(8):4201-4211. doi: 10.1002/hbm.23658. Epub 2017 May 29.


A computerized tablet system for evaluating treatment of essential tremor by magnetic resonance guided focused ultrasound.

Tam F, Huang Y, Schwartz ML, Schweizer TA, Hynynen K, Graham SJ.

BMC Neurol. 2017 Apr 17;17(1):74. doi: 10.1186/s12883-017-0856-8.


Internet search volumes in brain aneurysms and subarachnoid hemorrhage: Is there evidence of seasonality?

Ku JC, Alotaibi NM, Wang J, Ibrahim GM, Schweizer TA, Macdonald RL.

Clin Neurol Neurosurg. 2017 Jul;158:1-4. doi: 10.1016/j.clineuro.2017.04.008. Epub 2017 Apr 6.


Neuropsychological function after endovascular and neurosurgical treatment of subarachnoid hemorrhage: a systematic review and meta-analysis.

Egeto P, Loch Macdonald R, Ornstein TJ, Schweizer TA.

J Neurosurg. 2018 Mar;128(3):768-776. doi: 10.3171/2016.11.JNS162055. Epub 2017 Apr 14.


Investigating Microstructural Abnormalities and Neurocognition in Sub-Acute and Chronic Traumatic Brain Injury Patients with Normal-Appearing White Matter: A Preliminary Diffusion Tensor Imaging Study.

Hashim E, Caverzasi E, Papinutto N, Lewis CE, Jing R, Charles O, Zhang S, Lin A, Graham SJ, Schweizer TA, Bharatha A, Cusimano MD.

Front Neurol. 2017 Mar 20;8:97. doi: 10.3389/fneur.2017.00097. eCollection 2017.


The first week after concussion: Blood flow, brain function and white matter microstructure.

Churchill NW, Hutchison MG, Richards D, Leung G, Graham SJ, Schweizer TA.

Neuroimage Clin. 2017 Feb 20;14:480-489. doi: 10.1016/j.nicl.2017.02.015. eCollection 2017.

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