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Comparison of Tmax values between full- and half-dose gadolinium perfusion studies.

Christensen S, Amukotuwa S, Lansberg MG, Kemp S, Heit JJ, Mlynash M, Marks MP, Albers GW, Bammer R.

J Cereb Blood Flow Metab. 2020 Mar 24:271678X20914537. doi: 10.1177/0271678X20914537. [Epub ahead of print] No abstract available.


A within-coil optical prospective motion-correction system for brain imaging at 7T.

DiGiacomo P, Maclaren J, Aksoy M, Tong E, Carlson M, Lanzman B, Hashmi S, Watkins R, Rosenberg J, Burns B, Skloss TW, Rettmann D, Rutt B, Bammer R, Zeineh M.

Magn Reson Med. 2020 Feb 20. doi: 10.1002/mrm.28211. [Epub ahead of print]


Fast Automatic Detection of Large Vessel Occlusions on CT Angiography.

Amukotuwa SA, Straka M, Dehkharghani S, Bammer R.

Stroke. 2019 Dec;50(12):3431-3438. doi: 10.1161/STROKEAHA.119.027076. Epub 2019 Nov 4.


Automated Calculation of Alberta Stroke Program Early CT Score: Validation in Patients With Large Hemispheric Infarct.

Albers GW, Wald MJ, Mlynash M, Endres J, Bammer R, Straka M, Maier A, Hinson HE, Sheth KN, Taylor Kimberly W, Molyneaux BJ.

Stroke. 2019 Nov;50(11):3277-3279. doi: 10.1161/STROKEAHA.119.026430. Epub 2019 Sep 10.


Automated Detection of Intracranial Large Vessel Occlusions on Computed Tomography Angiography: A Single Center Experience.

Amukotuwa SA, Straka M, Smith H, Chandra RV, Dehkharghani S, Fischbein NJ, Bammer R.

Stroke. 2019 Oct;50(10):2790-2798. doi: 10.1161/STROKEAHA.119.026259. Epub 2019 Sep 9.


Cerebral Blood Flow Predicts the Infarct Core: New Insights From Contemporaneous Diffusion and Perfusion Imaging.

Amukotuwa S, Straka M, Aksoy D, Fischbein N, Desmond P, Albers G, Bammer R.

Stroke. 2019 Oct;50(10):2783-2789. doi: 10.1161/STROKEAHA.119.026640. Epub 2019 Aug 29.


Rigid Motion Correction for Brain PET/MR Imaging using Optical Tracking.

Spangler-Bickell MG, Khalighi MM, Hoo C, DiGiacomo PS, Maclaren J, Aksoy M, Rettmann D, Bammer R, Zaharchuk G, Zeineh M, Jansen F.

IEEE Trans Radiat Plasma Med Sci. 2019 Jul;3(4):498-503. doi: 10.1109/TRPMS.2018.2878978. Epub 2018 Oct 31.


Comparison of T2*GRE and DSC-PWI for hemorrhage detection in acute ischemic stroke patients: Pooled analysis of the EPITHET, DEFUSE 2, and SENSE 3 stroke studies.

Amukotuwa SA, Fischbein NJ, Albers GW, Davis S, Donnan GA, Andre JB, Bammer R.

Int J Stroke. 2020 Feb;15(2):216-225. doi: 10.1177/1747493019858781. Epub 2019 Jul 10.


Time From Imaging to Endovascular Reperfusion Predicts Outcome in Acute Stroke.

Tsai JP, Mlynash M, Christensen S, Kemp S, Kim S, Mishra NK, Federau C, Nogueira RG, Jovin TG, Devlin TG, Akhtar N, Yavagal DR, Bammer R, Straka M, Zaharchuk G, Marks MP, Albers GW, Lansberg MG; CRISP Investigators.

Stroke. 2018 Apr;49(4):952-957. doi: 10.1161/STROKEAHA.117.018858. Epub 2018 Mar 16.


Arterial Spin-Labeling Improves Detection of Intracranial Dural Arteriovenous Fistulas with MRI.

Amukotuwa SA, Marks MP, Zaharchuk G, Calamante F, Bammer R, Fischbein N.

AJNR Am J Neuroradiol. 2018 Apr;39(4):669-677. doi: 10.3174/ajnr.A5570. Epub 2018 Mar 15.


Thrombectomy for Stroke at 6 to 16 Hours with Selection by Perfusion Imaging.

Albers GW, Marks MP, Kemp S, Christensen S, Tsai JP, Ortega-Gutierrez S, McTaggart RA, Torbey MT, Kim-Tenser M, Leslie-Mazwi T, Sarraj A, Kasner SE, Ansari SA, Yeatts SD, Hamilton S, Mlynash M, Heit JJ, Zaharchuk G, Kim S, Carrozzella J, Palesch YY, Demchuk AM, Bammer R, Lavori PW, Broderick JP, Lansberg MG; DEFUSE 3 Investigators.

N Engl J Med. 2018 Feb 22;378(8):708-718. doi: 10.1056/NEJMoa1713973. Epub 2018 Jan 24.


A Comparison of Relative Time to Peak and Tmax for Mismatch-Based Patient Selection.

Wouters A, Christensen S, Straka M, Mlynash M, Liggins J, Bammer R, Thijs V, Lemmens R, Albers GW, Lansberg MG.

Front Neurol. 2017 Oct 13;8:539. doi: 10.3389/fneur.2017.00539. eCollection 2017.


A multicenter randomized controlled trial of endovascular therapy following imaging evaluation for ischemic stroke (DEFUSE 3).

Albers GW, Lansberg MG, Kemp S, Tsai JP, Lavori P, Christensen S, Mlynash M, Kim S, Hamilton S, Yeatts SD, Palesch Y, Bammer R, Broderick J, Marks MP.

Int J Stroke. 2017 Oct;12(8):896-905. doi: 10.1177/1747493017701147. Epub 2017 Mar 24.


Prospective motion correction using coil-mounted cameras: Cross-calibration considerations.

Maclaren J, Aksoy M, Ooi MB, Zahneisen B, Bammer R.

Magn Reson Med. 2018 Apr;79(4):1911-1921. doi: 10.1002/mrm.26838. Epub 2017 Jul 19.


Computed tomographic perfusion to Predict Response to Recanalization in ischemic stroke.

Lansberg MG, Christensen S, Kemp S, Mlynash M, Mishra N, Federau C, Tsai JP, Kim S, Nogueria RG, Jovin T, Devlin TG, Akhtar N, Yavagal DR, Haussen D, Dehkharghani S, Bammer R, Straka M, Zaharchuk G, Marks MP, Albers GW; CT Perfusion to Predict Response to Recanalization in Ischemic Stroke Project (CRISP) Investigators.

Ann Neurol. 2017 Jun;81(6):849-856. doi: 10.1002/ana.24953. Epub 2017 Jun 9.


Extended hybrid-space SENSE for EPI: Off-resonance and eddy current corrected joint interleaved blip-up/down reconstruction.

Zahneisen B, Aksoy M, Maclaren J, Wuerslin C, Bammer R.

Neuroimage. 2017 Jun;153:97-108. doi: 10.1016/j.neuroimage.2017.03.052. Epub 2017 Mar 28.


Prediction of final infarct volume on subacute MRI by quantifying cerebral edema in ischemic stroke.

Tipirneni-Sajja A, Christensen S, Straka M, Inoue M, Lansberg MG, Mlynash M, Bammer R, Parsons MW, Donnan GA, Davis SM, Albers GW.

J Cereb Blood Flow Metab. 2017 Aug;37(8):3077-3084. doi: 10.1177/0271678X16683960. Epub 2016 Jan 1.


Prospective motion correction for 3D pseudo-continuous arterial spin labeling using an external optical tracking system.

Aksoy M, Maclaren J, Bammer R.

Magn Reson Imaging. 2017 Jun;39:44-52. doi: 10.1016/j.mri.2017.01.018. Epub 2017 Jan 27.


Reducing Functional MR Imaging Acquisition Times by Optimizing Workflow.

Chwang WB, Iv M, Smith J, Kalnins A, Mickelsen J, Bammer R, Fleischmann D, Larson DB, Wintermark M, Zeineh M.

Radiographics. 2017 Jan-Feb;37(1):316-322. doi: 10.1148/rg.2017160035.


Optimal Computed Tomographic Perfusion Scan Duration for Assessment of Acute Stroke Lesion Volumes.

Kasasbeh AS, Christensen S, Straka M, Mishra N, Mlynash M, Bammer R, Albers GW, Lansberg MG.

Stroke. 2016 Dec;47(12):2966-2971. Epub 2016 Nov 15.


Detection of Cortical Venous Drainage and Determination of the Borden Type of Dural Arteriovenous Fistula by Means of 3D Pseudocontinuous Arterial Spin-Labeling MRI.

Amukotuwa SA, Heit JJ, Marks MP, Fischbein N, Bammer R.

AJR Am J Roentgenol. 2016 Jul;207(1):163-9. doi: 10.2214/AJR.15.15171. Epub 2016 Apr 15.


Acute Stroke Imaging Research Roadmap III Imaging Selection and Outcomes in Acute Stroke Reperfusion Clinical Trials: Consensus Recommendations and Further Research Priorities.

Warach SJ, Luby M, Albers GW, Bammer R, Bivard A, Campbell BC, Derdeyn C, Heit JJ, Khatri P, Lansberg MG, Liebeskind DS, Majoie CB, Marks MP, Menon BK, Muir KW, Parsons MW, Vagal A, Yoo AJ, Alexandrov AV, Baron JC, Fiorella DJ, Furlan AJ, Puig J, Schellinger PD, Wintermark M; Stroke Imaging Research (STIR) and VISTA-Imaging Investigators.

Stroke. 2016 May;47(5):1389-98. doi: 10.1161/STROKEAHA.115.012364. Epub 2016 Apr 12.


Performance of CT ASPECTS and Collateral Score in Risk Stratification: Can Target Perfusion Profiles Be Predicted without Perfusion Imaging?

Dehkharghani S, Bammer R, Straka M, Bowen M, Allen JW, Rangaraju S, Kang J, Gleason T, Brasher C, Nahab F.

AJNR Am J Neuroradiol. 2016 Aug;37(8):1399-404. doi: 10.3174/ajnr.A4727. Epub 2016 Mar 10.


Trade-off between angular and spatial resolutions in in vivo fiber tractography.

Vos SB, Aksoy M, Han Z, Holdsworth SJ, Maclaren J, Viergever MA, Leemans A, Bammer R.

Neuroimage. 2016 Apr 1;129:117-132. doi: 10.1016/j.neuroimage.2016.01.011. Epub 2016 Jan 14.


A benchmarking tool to evaluate computer tomography perfusion infarct core predictions against a DWI standard.

Cereda CW, Christensen S, Campbell BCV, Mishra NK, Mlynash M, Levi C, Straka M, Wintermark M, Bammer R, Albers GW, Parsons MW, Lansberg MG.

J Cereb Blood Flow Metab. 2016 Oct;36(10):1780-1789. Epub 2015 Oct 19.


Diffusion Tensor Imaging of TBI: Potentials and Challenges.

Douglas DB, Iv M, Douglas PK, Anderson A, Vos SB, Bammer R, Zeineh M, Wintermark M.

Top Magn Reson Imaging. 2015 Oct;24(5):241-51. doi: 10.1097/RMR.0000000000000062. Review.


Ischemic core and hypoperfusion volumes predict infarct size in SWIFT PRIME.

Albers GW, Goyal M, Jahan R, Bonafe A, Diener HC, Levy EI, Pereira VM, Cognard C, Cohen DJ, Hacke W, Jansen O, Jovin TG, Mattle HP, Nogueira RG, Siddiqui AH, Yavagal DR, Baxter BW, Devlin TG, Lopes DK, Reddy VK, de Rochemont Rdu M, Singer OC, Bammer R, Saver JL.

Ann Neurol. 2016 Jan;79(1):76-89. doi: 10.1002/ana.24543. Epub 2015 Dec 12.


Response to endovascular reperfusion is not time-dependent in patients with salvageable tissue.

Lansberg MG, Cereda CW, Mlynash M, Mishra NK, Inoue M, Kemp S, Christensen S, Straka M, Zaharchuk G, Marks MP, Bammer R, Albers GW; Diffusion and Perfusion Imaging Evaluation for Understanding Stroke Evolution 2 (DEFUSE 2) Study Investigators.

Neurology. 2015 Aug 25;85(8):708-14. doi: 10.1212/WNL.0000000000001853. Epub 2015 Jul 29.


The association between lesion location and functional outcome after ischemic stroke.

Yassi N, Churilov L, Campbell BC, Sharma G, Bammer R, Desmond PM, Parsons MW, Albers GW, Donnan GA, Davis SM; EPITHET Investigators; DEFUSE Investigators.

Int J Stroke. 2015 Dec;10(8):1270-6. doi: 10.1111/ijs.12537. Epub 2015 Jun 4.


Performance and Predictive Value of a User-Independent Platform for CT Perfusion Analysis: Threshold-Derived Automated Systems Outperform Examiner-Driven Approaches in Outcome Prediction of Acute Ischemic Stroke.

Dehkharghani S, Bammer R, Straka M, Albin LS, Kass-Hout O, Allen JW, Rangaraju S, Qiu D, Winningham MJ, Nahab F.

AJNR Am J Neuroradiol. 2015 Aug;36(8):1419-25. doi: 10.3174/ajnr.A4363. Epub 2015 May 21.


Contact-free physiological monitoring using a markerless optical system.

Maclaren J, Aksoy M, Bammer R.

Magn Reson Med. 2015 Aug;74(2):571-7. doi: 10.1002/mrm.25781. Epub 2015 May 18.


Cerebral Blood Flow Changes in Glioblastoma Patients Undergoing Bevacizumab Treatment Are Seen in Both Tumor and Normal Brain.

Andre JB, Nagpal S, Hippe DS, Ravanpay AC, Schmiedeskamp H, Bammer R, Palagallo GJ, Recht L, Zaharchuk G.

Neuroradiol J. 2015 Apr;28(2):112-9. doi: 10.1177/1971400915576641. Epub 2015 Apr 28.


Reperfusion of very low cerebral blood volume lesion predicts parenchymal hematoma after endovascular therapy.

Mishra NK, Christensen S, Wouters A, Campbell BC, Straka M, Mlynash M, Kemp S, Cereda CW, Bammer R, Marks MP, Albers GW, Lansberg MG; DEFUSE 2 Investigators.

Stroke. 2015 May;46(5):1245-9. doi: 10.1161/STROKEAHA.114.008171. Epub 2015 Mar 31.


Plasticity of left perisylvian white-matter tracts is associated with individual differences in math learning.

Jolles D, Wassermann D, Chokhani R, Richardson J, Tenison C, Bammer R, Fuchs L, Supekar K, Menon V.

Brain Struct Funct. 2016 Apr;221(3):1337-51. doi: 10.1007/s00429-014-0975-6. Epub 2015 Jan 21.


A model-based reconstruction for undersampled radial spin-echo DTI with variational penalties on the diffusion tensor.

Knoll F, Raya JG, Halloran RO, Baete S, Sigmund E, Bammer R, Block T, Otazo R, Sodickson DK.

NMR Biomed. 2015 Mar;28(3):353-66. doi: 10.1002/nbm.3258. Epub 2015 Jan 16.


The growth rate of early DWI lesions is highly variable and associated with penumbral salvage and clinical outcomes following endovascular reperfusion.

Wheeler HM, Mlynash M, Inoue M, Tipirnini A, Liggins J, Bammer R, Lansberg MG, Kemp S, Zaharchuk G, Straka M, Albers GW; DEFUSE 2 Investigators.

Int J Stroke. 2015 Jul;10(5):723-9. doi: 10.1111/ijs.12436. Epub 2015 Jan 12.


Low peak power multiband spokes pulses for B1 (+) inhomogeneity-compensated simultaneous multislice excitation in high field MRI.

Sharma A, Bammer R, Stenger VA, Grissom WA.

Magn Reson Med. 2015 Sep;74(3):747-55. doi: 10.1002/mrm.25455. Epub 2014 Sep 9.


Diffusion-weighted imaging with dual-echo echo-planar imaging for better sensitivity to acute stroke.

Holdsworth SJ, Yeom KW, Antonucci MU, Andre JB, Rosenberg J, Aksoy M, Straka M, Fischbein NJ, Bammer R, Moseley ME, Zaharchuk G, Skare S.

AJNR Am J Neuroradiol. 2014 Jul;35(7):1293-302. doi: 10.3174/ajnr.A3921. Epub 2014 Apr 24.


Real-time correction of rigid body motion-induced phase errors for diffusion-weighted steady-state free precession imaging.

O'Halloran R, Aksoy M, Aboussouan E, Peterson E, Van A, Bammer R.

Magn Reson Med. 2015 Feb;73(2):565-76. doi: 10.1002/mrm.25159. Epub 2014 Apr 8.


Comparison of magnetic resonance imaging mismatch criteria to select patients for endovascular stroke therapy.

Mishra NK, Albers GW, Christensen S, Marks M, Hamilton S, Straka M, Liggins JT, Kemp S, Mlynash M, Bammer R, Lansberg MG; Diffusion and Perfusion Imaging Evaluation for Understanding Stroke Evolution 2 Investigators.

Stroke. 2014 May;45(5):1369-74. doi: 10.1161/STROKEAHA.114.004772. Epub 2014 Apr 3.


Slab profile encoding (PEN) for minimizing slab boundary artifact in three-dimensional diffusion-weighted multislab acquisition.

Van AT, Aksoy M, Holdsworth SJ, Kopeinigg D, Vos SB, Bammer R.

Magn Reson Med. 2015 Feb;73(2):605-13. doi: 10.1002/mrm.25169. Epub 2014 Apr 1.


Angiographic outcome of endovascular stroke therapy correlated with MR findings, infarct growth, and clinical outcome in the DEFUSE 2 trial.

Marks MP, Lansberg MG, Mlynash M, Kemp S, McTaggart RA, Zaharchuk G, Bammer R, Albers GW; DEFUSE Investigators.

Int J Stroke. 2014 Oct;9(7):860-5. doi: 10.1111/ijs.12271. Epub 2014 Mar 31.


Interhospital variation in reperfusion rates following endovascular treatment for acute ischemic stroke.

Liggins JT, Mlynash M, Jovin TG, Straka M, Kemp S, Bammer R, Marks MP, Albers GW, Lansberg MG; DEFUSE 2 Investigators.

J Neurointerv Surg. 2015 Apr;7(4):231-3. doi: 10.1136/neurintsurg-2014-011115. Epub 2014 Mar 24.


Hypoperfusion intensity ratio predicts infarct progression and functional outcome in the DEFUSE 2 Cohort.

Olivot JM, Mlynash M, Inoue M, Marks MP, Wheeler HM, Kemp S, Straka M, Zaharchuk G, Bammer R, Lansberg MG, Albers GW; DEFUSE 2 Investigators.

Stroke. 2014 Apr;45(4):1018-23. doi: 10.1161/STROKEAHA.113.003857. Epub 2014 Mar 4. Erratum in: Stroke. 2014 May;45(5):e92.


Effect of number of acquisitions in diffusion tensor imaging of the pediatric brain: optimizing scan time and diagnostic experience.

Soman S, Holdsworth SJ, Skare S, Andre JB, Van AT, Aksoy M, Bammer R, Rosenberg J, Barnes PD, Yeom KW.

J Neuroimaging. 2015 Mar-Apr;25(2):296-302. doi: 10.1111/jon.12093. Epub 2014 Mar 5.


Effect of collateral blood flow on patients undergoing endovascular therapy for acute ischemic stroke.

Marks MP, Lansberg MG, Mlynash M, Olivot JM, Straka M, Kemp S, McTaggart R, Inoue M, Zaharchuk G, Bammer R, Albers GW; Diffusion and Perfusion Imaging Evaluation for Understanding Stroke Evolution 2 Investigators.

Stroke. 2014 Apr;45(4):1035-9. doi: 10.1161/STROKEAHA.113.004085. Epub 2014 Feb 25.


Early diffusion-weighted imaging reversal after endovascular reperfusion is typically transient in patients imaged 3 to 6 hours after onset.

Inoue M, Mlynash M, Christensen S, Wheeler HM, Straka M, Tipirneni A, Kemp SM, Zaharchuk G, Olivot JM, Bammer R, Lansberg MG, Albers GW; DEFUSE 2 Investigators.

Stroke. 2014 Apr;45(4):1024-8. doi: 10.1161/STROKEAHA.113.002135. Epub 2014 Feb 20.


Patients with single distal MCA perfusion lesions have a high rate of good outcome with or without reperfusion.

Lemmens R, Christensen S, Straka M, De Silva DA, Mlynash M, Campbell BC, Bammer R, Olivot JM, Desmond P, Marks MP, Davis SM, Donnan GA, Albers GW, Lansberg MG.

Int J Stroke. 2014 Feb;9(2):156-9. doi: 10.1111/ijs.12230. Epub 2013 Dec 23.


Reliability of brain volume measurements: a test-retest dataset.

Maclaren J, Han Z, Vos SB, Fischbein N, Bammer R.

Sci Data. 2014 Oct 14;1:140037. doi: 10.1038/sdata.2014.37. eCollection 2014.


Correlation of AOL recanalization, TIMI reperfusion and TICI reperfusion with infarct growth and clinical outcome.

Marks MP, Lansberg MG, Mlynash M, Kemp S, McTaggart R, Zaharchuk G, Bammer R, Albers GW; DEFUSE 2 Investigators.

J Neurointerv Surg. 2014 Dec;6(10):724-8. doi: 10.1136/neurintsurg-2013-010973. Epub 2013 Dec 18.

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