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Predicting 15O-Water PET cerebral blood flow maps from multi-contrast MRI using a deep convolutional neural network with evaluation of training cohort bias.

Guo J, Gong E, Fan AP, Goubran M, Khalighi MM, Zaharchuk G.

J Cereb Blood Flow Metab. 2019 Nov 13:271678X19888123. doi: 10.1177/0271678X19888123. [Epub ahead of print] No abstract available.


Contralateral Hemispheric Cerebral Blood Flow Measured With Arterial Spin Labeling Can Predict Outcome in Acute Stroke.

Thamm T, Guo J, Rosenberg J, Liang T, Marks MP, Christensen S, Do HM, Kemp SM, Adair E, Eyngorn I, Mlynash M, Jovin TG, Keogh BP, Chen HJ, Lansberg MG, Albers GW, Zaharchuk G; iCAS Study Investigators.

Stroke. 2019 Oct 17:STROKEAHA119026499. doi: 10.1161/STROKEAHA.119.026499. [Epub ahead of print]


MRI safety and devices: An update and expert consensus.

Jabehdar Maralani P, Schieda N, Hecht EM, Litt H, Hindman N, Heyn C, Davenport MS, Zaharchuk G, Hess CP, Weinreb J.

J Magn Reson Imaging. 2019 Sep 30. doi: 10.1002/jmri.26909. [Epub ahead of print]


Applications of Deep Learning to Neuro-Imaging Techniques.

Zhu G, Jiang B, Tong L, Xie Y, Zaharchuk G, Wintermark M.

Front Neurol. 2019 Aug 14;10:869. doi: 10.3389/fneur.2019.00869. eCollection 2019. Review.


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.


Identifying cardiovascular risk factors that impact cerebrovascular reactivity: An ASL MRI study.

Soman S, Dai W, Dong L, Hitchner E, Lee K, Baughman BD, Holdsworth SJ, Massaband P, Bhat JV, Moseley ME, Rosen A, Zhou W, Zaharchuk G.

J Magn Reson Imaging. 2019 Jul 11. doi: 10.1002/jmri.26862. [Epub ahead of print]


Next generation research applications for hybrid PET/MR and PET/CT imaging using deep learning.

Zaharchuk G.

Eur J Nucl Med Mol Imaging. 2019 Jun 29. doi: 10.1007/s00259-019-04374-9. [Epub ahead of print]


Ultra-low-dose PET reconstruction using generative adversarial network with feature matching and task-specific perceptual loss.

Ouyang J, Chen KT, Gong E, Pauly J, Zaharchuk G.

Med Phys. 2019 Aug;46(8):3555-3564. doi: 10.1002/mp.13626. Epub 2019 Jun 17.


Summary of the First ISMRM-SNMMI Workshop on PET/MRI: Applications and Limitations.

Hope TA, Fayad ZA, Fowler KJ, Holley D, Iagaru A, McMillan AB, Veit-Haiback P, Witte RJ, Zaharchuk G, Catana C.

J Nucl Med. 2019 Oct;60(10):1340-1346. doi: 10.2967/jnumed.119.227231. Epub 2019 May 23.


Deep learning enables automatic detection and segmentation of brain metastases on multisequence MRI.

Grøvik E, Yi D, Iv M, Tong E, Rubin D, Zaharchuk G.

J Magn Reson Imaging. 2019 May 2. doi: 10.1002/jmri.26766. [Epub ahead of print]


Simultaneous phase-contrast MRI and PET for noninvasive quantification of cerebral blood flow and reactivity in healthy subjects and patients with cerebrovascular disease.

Ishii Y, Thamm T, Guo J, Khalighi MM, Wardak M, Holley D, Gandhi H, Park JH, Shen B, Steinberg GK, Chin FT, Zaharchuk G, Fan AP.

J Magn Reson Imaging. 2019 May 1. doi: 10.1002/jmri.26773. [Epub ahead of print]


Elevated brain oxygen extraction fraction measured by MRI susceptibility relates to perfusion status in acute ischemic stroke.

Fan AP, Khalil AA, Fiebach JB, Zaharchuk G, Villringer A, Villringer K, Gauthier CJ.

J Cereb Blood Flow Metab. 2019 Feb 7:271678X19827944. doi: 10.1177/0271678X19827944. [Epub ahead of print]


Ischemic Core and Hypoperfusion Volumes Correlate With Infarct Size 24 Hours After Randomization in DEFUSE 3.

Rao V, Christensen S, Yennu A, Mlynash M, Zaharchuk G, Heit J, Marks MP, Lansberg MG, Albers GW.

Stroke. 2019 Mar;50(3):626-631. doi: 10.1161/STROKEAHA.118.023177.


Arterial-spin labeling MRI identifies residual cerebral arteriovenous malformation following stereotactic radiosurgery treatment.

Heit JJ, Thakur NH, Iv M, Fischbein NJ, Wintermark M, Dodd RL, Steinberg GK, Chang SD, Kapadia KB, Zaharchuk G.

J Neuroradiol. 2019 Jan 15. pii: S0150-9861(18)30377-8. doi: 10.1016/j.neurad.2018.12.004. [Epub ahead of print]


Identifying Hypoperfusion in Moyamoya Disease With Arterial Spin Labeling and an [15O]-Water Positron Emission Tomography/Magnetic Resonance Imaging Normative Database.

Fan AP, Khalighi MM, Guo J, Ishii Y, Rosenberg J, Wardak M, Park JH, Shen B, Holley D, Gandhi H, Haywood T, Singh P, Steinberg GK, Chin FT, Zaharchuk G.

Stroke. 2019 Feb;50(2):373-380. doi: 10.1161/STROKEAHA.118.023426.


Ultra-Low-Dose 18F-Florbetaben Amyloid PET Imaging Using Deep Learning with Multi-Contrast MRI Inputs.

Chen KT, Gong E, de Carvalho Macruz FB, Xu J, Boumis A, Khalighi M, Poston KL, Sha SJ, Greicius MD, Mormino E, Pauly JM, Srinivas S, Zaharchuk G.

Radiology. 2019 Mar;290(3):649-656. doi: 10.1148/radiol.2018180940. Epub 2018 Dec 11.


Striatal dopamine deficits predict reductions in striatal functional connectivity in major depression: a concurrent 11C-raclopride positron emission tomography and functional magnetic resonance imaging investigation.

Hamilton JP, Sacchet MD, Hjørnevik T, Chin FT, Shen B, Kämpe R, Park JH, Knutson BD, Williams LM, Borg N, Zaharchuk G, Camacho MC, Mackey S, Heilig M, Drevets WC, Glover GH, Gambhir SS, Gotlib IH.

Transl Psychiatry. 2018 Nov 30;8(1):264. doi: 10.1038/s41398-018-0316-2.


JOURNAL CLUB: Use of Gradient Boosting Machine Learning to Predict Patient Outcome in Acute Ischemic Stroke on the Basis of Imaging, Demographic, and Clinical Information.

Xie Y, Jiang B, Gong E, Li Y, Zhu G, Michel P, Wintermark M, Zaharchuk G.

AJR Am J Roentgenol. 2019 Jan;212(1):44-51. doi: 10.2214/AJR.18.20260. Epub 2018 Oct 24.


Advanced Neuroimaging of Acute Ischemic Stroke: Penumbra and Collateral Assessment.

Heit JJ, Zaharchuk G, Wintermark M.

Neuroimaging Clin N Am. 2018 Nov;28(4):585-597. doi: 10.1016/j.nic.2018.06.004. Epub 2018 Sep 15. Review.


Advantages of short repetition time resting-state functional MRI enabled by simultaneous multi-slice imaging.

Jahanian H, Holdsworth S, Christen T, Wu H, Zhu K, Kerr AB, Middione MJ, Dougherty RF, Moseley M, Zaharchuk G.

J Neurosci Methods. 2019 Jan 1;311:122-132. doi: 10.1016/j.jneumeth.2018.09.033. Epub 2018 Oct 6.


ISLES 2016 and 2017-Benchmarking Ischemic Stroke Lesion Outcome Prediction Based on Multispectral MRI.

Winzeck S, Hakim A, McKinley R, Pinto JAADSR, Alves V, Silva C, Pisov M, Krivov E, Belyaev M, Monteiro M, Oliveira A, Choi Y, Paik MC, Kwon Y, Lee H, Kim BJ, Won JH, Islam M, Ren H, Robben D, Suetens P, Gong E, Niu Y, Xu J, Pauly JM, Lucas C, Heinrich MP, Rivera LC, Castillo LS, Daza LA, Beers AL, Arbelaezs P, Maier O, Chang K, Brown JM, Kalpathy-Cramer J, Zaharchuk G, Wiest R, Reyes M.

Front Neurol. 2018 Sep 13;9:679. doi: 10.3389/fneur.2018.00679. eCollection 2018.


Deep Generative Adversarial Neural Networks for Compressive Sensing MRI.

Mardani M, Gong E, Cheng JY, Vasanawala SS, Zaharchuk G, Xing L, Pauly JM.

IEEE Trans Med Imaging. 2019 Jan;38(1):167-179. doi: 10.1109/TMI.2018.2858752. Epub 2018 Jul 23.


Hypoxia Detection in Infiltrative Astrocytoma: Ferumoxytol-based Quantitative BOLD MRI with Intraoperative and Histologic Validation.

Maralani PJ, Das S, Mainprize T, Phan N, Bharatha A, Keith J, Munoz DG, Sahgal A, Symons S, Ironside S, Faraji-Dana Z, Eilaghi A, Chan A, Alcaide-Leon P, Shearkhani O, Jakubovic R, Atenafu EG, Zaharchuk G, Mikulis D.

Radiology. 2018 Sep;288(3):821-829. doi: 10.1148/radiol.2018172601. Epub 2018 Jun 26.


Quantitative susceptibility mapping using deep neural network: QSMnet.

Yoon J, Gong E, Chatnuntawech I, Bilgic B, Lee J, Jung W, Ko J, Jung H, Setsompop K, Zaharchuk G, Kim EY, Pauly J, Lee J.

Neuroimage. 2018 Oct 1;179:199-206. doi: 10.1016/j.neuroimage.2018.06.030. Epub 2018 Jun 15.


Erroneous Resting-State fMRI Connectivity Maps Due to Prolonged Arterial Arrival Time and How to Fix Them.

Jahanian H, Christen T, Moseley ME, Zaharchuk G.

Brain Connect. 2018 Aug;8(6):362-370. doi: 10.1089/brain.2018.0610.


The vast potential and bright future of neuroimaging.

Wintermark M, Colen R, Whitlow CT, Zaharchuk G.

Br J Radiol. 2018 Jul;91(1087):20170505. doi: 10.1259/bjr.20170505. Epub 2018 Jun 6. Review.


Revealing sub-voxel motions of brain tissue using phase-based amplified MRI (aMRI).

Terem I, Ni WW, Goubran M, Rahimi MS, Zaharchuk G, Yeom KW, Moseley ME, Kurt M, Holdsworth SJ.

Magn Reson Med. 2018 Dec;80(6):2549-2559. doi: 10.1002/mrm.27236. Epub 2018 May 30.


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.


Can diffusion- and perfusion-weighted imaging alone accurately triage anterior circulation acute ischemic stroke patients to endovascular therapy?

Wolman DN, Iv M, Wintermark M, Zaharchuk G, Marks MP, Do HM, Dodd RL, Albers GW, Lansberg MG, Heit JJ.

J Neurointerv Surg. 2018 Dec;10(12):1132-1136. doi: 10.1136/neurintsurg-2018-013784. Epub 2018 Mar 19.


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.


Reduced Intravoxel Incoherent Motion Microvascular Perfusion Predicts Delayed Cerebral Ischemia and Vasospasm After Aneurysm Rupture.

Heit JJ, Wintermark M, Martin BW, Zhu G, Marks MP, Zaharchuk G, Dodd RL, Do HM, Steinberg GK, Lansberg MG, Albers GW, Federau C.

Stroke. 2018 Mar;49(3):741-745. doi: 10.1161/STROKEAHA.117.020395. Epub 2018 Feb 9.


Deep learning enables reduced gadolinium dose for contrast-enhanced brain MRI.

Gong E, Pauly JM, Wintermark M, Zaharchuk G.

J Magn Reson Imaging. 2018 Aug;48(2):330-340. doi: 10.1002/jmri.25970. Epub 2018 Feb 13.


Deep Learning in Neuroradiology.

Zaharchuk G, Gong E, Wintermark M, Rubin D, Langlotz CP.

AJNR Am J Neuroradiol. 2018 Oct;39(10):1776-1784. doi: 10.3174/ajnr.A5543. Epub 2018 Feb 1. Review.


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.


Resting-State Functional MRI: Everything That Nonexperts Have Always Wanted to Know.

Lv H, Wang Z, Tong E, Williams LM, Zaharchuk G, Zeineh M, Goldstein-Piekarski AN, Ball TM, Liao C, Wintermark M.

AJNR Am J Neuroradiol. 2018 Aug;39(8):1390-1399. doi: 10.3174/ajnr.A5527. Epub 2018 Jan 18. Review.


Clinical and Arterial Spin Labeling Brain MRI Features of Transitional Venous Anomalies.

Zhang M, Telischak NA, Fischbein NJ, Steinberg GK, Marks M, Zaharchuk G, Heit JJ, Iv M.

J Neuroimaging. 2018 May;28(3):289-300. doi: 10.1111/jon.12487. Epub 2017 Dec 4.


Non-Invasive Placental Perfusion Imaging in Pregnancies Complicated by Fetal Heart Disease Using Velocity-Selective Arterial Spin Labeled MRI.

Zun Z, Zaharchuk G, Andescavage NN, Donofrio MT, Limperopoulos C.

Sci Rep. 2017 Nov 23;7(1):16126. doi: 10.1038/s41598-017-16461-8.


Clinical Evaluation of Silent T1-Weighted MRI and Silent MR Angiography of the Brain.

Holdsworth SJ, Macpherson SJ, Yeom KW, Wintermark M, Zaharchuk G.

AJR Am J Roentgenol. 2018 Feb;210(2):404-411. doi: 10.2214/AJR.17.18247. Epub 2017 Nov 7.


Further Implications of Off-Label Use of Acetazolamide in the Management of Moyamoya Disease in Japan: Response.

Haller S, Barkhof F, Thomas D, Lovblad KO, Golay X, Zaharchuk G.

Radiology. 2017 Jul;284(1):301-303. doi: 10.1148/radiol.2017170252. No abstract available.


Consensus statement on current and emerging methods for the diagnosis and evaluation of cerebrovascular disease.

Donahue MJ, Achten E, Cogswell PM, De Leeuw FE, Derdeyn CP, Dijkhuizen RM, Fan AP, Ghaznawi R, Heit JJ, Ikram MA, Jezzard P, Jordan LC, Jouvent E, Knutsson L, Leigh R, Liebeskind DS, Lin W, Okell TW, Qureshi AI, Stagg CJ, van Osch MJ, van Zijl PC, Watchmaker JM, Wintermark M, Wu O, Zaharchuk G, Zhou J, Hendrikse J.

J Cereb Blood Flow Metab. 2018 Sep;38(9):1391-1417. doi: 10.1177/0271678X17721830. Epub 2017 Aug 17. Review.


Comparing accuracy and reproducibility of sequential and Hadamard-encoded multidelay pseudocontinuous arterial spin labeling for measuring cerebral blood flow and arterial transit time in healthy subjects: A simulation and in vivo study.

Guo J, Holdsworth SJ, Fan AP, Lebel MR, Zun Z, Shankaranarayanan A, Zaharchuk G.

J Magn Reson Imaging. 2018 Apr;47(4):1119-1132. doi: 10.1002/jmri.25834. Epub 2017 Aug 9.


Semiquantitative Assessment of 18F-FDG Uptake in the Normal Skeleton: Comparison Between PET/CT and Time-of-Flight Simultaneous PET/MRI.

Minamimoto R, Xu G, Jamali M, Holley D, Barkhodari A, Zaharchuk G, Iagaru A.

AJR Am J Roentgenol. 2017 Nov;209(5):1136-1142. doi: 10.2214/AJR.17.18044. Epub 2017 Aug 4.


Long-Delay Arterial Spin Labeling Provides More Accurate Cerebral Blood Flow Measurements in Moyamoya Patients: A Simultaneous Positron Emission Tomography/MRI Study.

Fan AP, Guo J, Khalighi MM, Gulaka PK, Shen B, Park JH, Gandhi H, Holley D, Rutledge O, Singh P, Haywood T, Steinberg GK, Chin FT, Zaharchuk G.

Stroke. 2017 Sep;48(9):2441-2449. doi: 10.1161/STROKEAHA.117.017773. Epub 2017 Aug 1.


Biodistribution and Radiation Dosimetry of 18F-FTC-146 in Humans.

Hjørnevik T, Cipriano PW, Shen B, Park JH, Gulaka P, Holley D, Gandhi H, Yoon D, Mittra ES, Zaharchuk G, Gambhir SS, McCurdy CR, Chin FT, Biswal S.

J Nucl Med. 2017 Dec;58(12):2004-2009. doi: 10.2967/jnumed.117.192641. Epub 2017 Jun 1.


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.


Benchmarking transverse spin relaxation based oxygenation measurements in the brain during hypercapnia and hypoxia.

Ni WW, Christen T, Zaharchuk G.

J Magn Reson Imaging. 2017 Sep;46(3):704-714. doi: 10.1002/jmri.25582. Epub 2017 Mar 17.


Resting-State BOLD MRI for Perfusion and Ischemia.

Kroll H, Zaharchuk G, Christen T, Heit JJ, Iv M.

Top Magn Reson Imaging. 2017 Apr;26(2):91-96. doi: 10.1097/RMR.0000000000000119. Review.


Image-derived input function estimation on a TOF-enabled PET/MR for cerebral blood flow mapping.

Khalighi MM, Deller TW, Fan AP, Gulaka PK, Shen B, Singh P, Park JH, Chin FT, Zaharchuk G.

J Cereb Blood Flow Metab. 2018 Jan;38(1):126-135. doi: 10.1177/0271678X17691784. Epub 2017 Feb 3.


Clinical evaluation of TOF versus non-TOF on PET artifacts in simultaneous PET/MR: a dual centre experience.

Ter Voert EEGW, Veit-Haibach P, Ahn S, Wiesinger F, Khalighi MM, Levin CS, Iagaru AH, Zaharchuk G, Huellner M, Delso G.

Eur J Nucl Med Mol Imaging. 2017 Jul;44(7):1223-1233. doi: 10.1007/s00259-017-3619-2. Epub 2017 Jan 26.


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