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Elevation of intracranial pressure affects the relationship between hemoglobin concentration and neuronal activation in human somatosensory cortex.

Thranitz J, Knauth M, Heldmann M, Küchler J, Münte TF, Royl G.

Hum Brain Mapp. 2020 Mar 4. doi: 10.1002/hbm.24973. [Epub ahead of print]


One-Stop Management of 230 Consecutive Acute Stroke Patients: Report of Procedural Times and Clinical Outcome.

Psychogios MN, Maier IL, Tsogkas I, Hesse AC, Brehm A, Behme D, Schnieder M, Schregel K, Papageorgiou I, Liebeskind DS, Goyal M, Bähr M, Knauth M, Liman J.

J Clin Med. 2019 Dec 11;8(12). pii: E2185. doi: 10.3390/jcm8122185.


Evaluation of an optimized metal artifact reduction algorithm for flat-detector angiography compared to DSA imaging in follow-up after neurovascular procedures.

Amelung N, Maus V, Behme D, Papageorgiou IE, Leyhe JR, Knauth M, Psychogios MN.

BMC Med Imaging. 2019 Aug 14;19(1):66. doi: 10.1186/s12880-019-0352-2.


The problem of strict image-based inclusion criteria for mechanical thrombectomy - an analysis of stroke patients with an initial low CBV-ASPECTS score.

Schnieder M, Psychogios MN, Maier IL, Tsogkas I, Schregel K, Kleinknecht A, Knauth M, Bähr M, Liman J, Behme D.

Neuroradiol J. 2019 Aug;32(4):287-293. doi: 10.1177/1971400918791700. Epub 2019 May 17.


Outcome Prediction Using Perfusion Parameters and Collateral Scores of Multi-Phase and Single-Phase CT Angiography in Acute Stroke: Need for One, Two, Three, or Thirty Scans?

Schregel K, Tsogkas I, Peter C, Zapf A, Behme D, Schnieder M, Maier IL, Liman J, Knauth M, Psychogios MN.

J Stroke. 2018 Sep;20(3):362-372. doi: 10.5853/jos.2018.00605. Epub 2018 Sep 30.


Carotid artery flow as determined by real-time phase-contrast flow MRI and neurovascular ultrasound: A comparative study of healthy subjects.

Maier IL, Hofer S, Joseph AA, Merboldt KD, Tan Z, Schregel K, Knauth M, Bähr M, Psychogios MN, Liman J, Frahm J.

Eur J Radiol. 2018 Sep;106:38-45. doi: 10.1016/j.ejrad.2018.07.011. Epub 2018 Jul 18.


Diagnosing Early Ischemic Changes with the Latest-Generation Flat Detector CT: A Comparative Study with Multidetector CT.

Maier IL, Leyhe JR, Tsogkas I, Behme D, Schregel K, Knauth M, Schnieder M, Liman J, Psychogios MN.

AJNR Am J Neuroradiol. 2018 May;39(5):881-886. doi: 10.3174/ajnr.A5595. Epub 2018 Mar 22.


Optimized Management of Endovascular Treatment for Acute Ischemic Stroke.

Schregel K, Behme D, Tsogkas I, Knauth M, Maier I, Karch A, Mikolajczyk R, Bähr M, Schäper J, Hinz J, Liman J, Psychogios MN.

J Vis Exp. 2018 Jan 18;(131). doi: 10.3791/56397.


High Systolic Blood Pressure after Successful Endovascular Treatment Affects Early Functional Outcome in Acute Ischemic Stroke.

Maier IL, Tsogkas I, Behme D, Bähr M, Knauth M, Psychogios MN, Liman J.

Cerebrovasc Dis. 2018;45(1-2):18-25. doi: 10.1159/000484720. Epub 2017 Nov 24.


One-Stop Management of Acute Stroke Patients: Minimizing Door-to-Reperfusion Times.

Psychogios MN, Behme D, Schregel K, Tsogkas I, Maier IL, Leyhe JR, Zapf A, Tran J, Bähr M, Liman J, Knauth M.

Stroke. 2017 Nov;48(11):3152-3155. doi: 10.1161/STROKEAHA.117.018077. Epub 2017 Oct 10.


Comparing different thrombectomy techniques in five large-volume centers: a 'real world' observational study.

Hesse AC, Behme D, Kemmling A, Zapf A, Große Hokamp N, Frischmuth I, Maier I, Liman J, Tsogkas I, Buhk JH, Tran J, Fiehler J, Mpotsaris A, Schramm P, Berlis A, Knauth M, Psychogios MN.

J Neurointerv Surg. 2018 Jun;10(6):525-529. doi: 10.1136/neurintsurg-2017-013394. Epub 2017 Sep 28.


Valsalva-induced elevation of intracranial pressure selectively decouples deoxygenated hemoglobin concentration from neuronal activation and functional brain imaging capability.

Knauth M, Heldmann M, Münte TF, Royl G.

Neuroimage. 2017 Nov 15;162:151-161. doi: 10.1016/j.neuroimage.2017.08.062. Epub 2017 Aug 30.


Association between Embolic Stroke Patterns, ESUS Etiology, and New Diagnosis of Atrial Fibrillation: A Secondary Data Analysis of the Find-AF Trial.

Maier IL, Schregel K, Karch A, Weber-Krueger M, Mikolajczyk RT, Stahrenberg R, Gröschel K, Bähr M, Knauth M, Psychogios MN, Wachter R, Liman J.

Stroke Res Treat. 2017;2017:1391843. doi: 10.1155/2017/1391843. Epub 2017 Apr 27.


Transcranial doppler sonography is not a valid diagnostic tool for detection of basilar artery stenosis or in-stent restenosis: a retrospective diagnostic study.

Koh W, Kallenberg K, Karch A, Frank T, Knauth M, Bähr M, Liman J.

BMC Neurol. 2017 May 11;17(1):89. doi: 10.1186/s12883-017-0872-8.


Retriever first embolectomy (ReFirE): An alternative approach for challenging cervical access.

Behme D, Knauth M, Psychogios MN.

Interv Neuroradiol. 2017 Aug;23(4):412-415. doi: 10.1177/1591019917701114. Epub 2017 Apr 27.


Computed tomography perfusion-based selection of endovascularly treated acute ischaemic stroke patients - Are there lessons to be learned from the pre-evidence era?

Psychogios MN, Knauth M, Bshara R, Schregel K, Tsogkas I, Papageorgiou I, Maier I, Liman J, Behme D.

Neuroradiol J. 2017 Apr;30(2):138-143. doi: 10.1177/1971400916689372. Epub 2017 Jan 1.


Early computed tomography-based scores to predict decompressive hemicraniectomy after endovascular therapy in acute ischemic stroke.

Maier IL, Behme D, Schnieder M, Tsogkas I, Schregel K, Bähr M, Knauth M, Liman J, Psychogios MN.

PLoS One. 2017 Mar 10;12(3):e0173737. doi: 10.1371/journal.pone.0173737. eCollection 2017.


One Stop Management in Acute Stroke: First Mothership Patient Transported Directly to the Angiography Suite.

Psychogios MN, Bähr M, Liman J, Knauth M.

Clin Neuroradiol. 2017 Sep;27(3):389-391. doi: 10.1007/s00062-017-0574-z. Epub 2017 Mar 7. No abstract available.


Maximizing First-Pass Complete Reperfusion with SAVE.

Maus V, Behme D, Kabbasch C, Borggrefe J, Tsogkas I, Nikoubashman O, Wiesmann M, Knauth M, Mpotsaris A, Psychogios MN.

Clin Neuroradiol. 2018 Sep;28(3):327-338. doi: 10.1007/s00062-017-0566-z. Epub 2017 Feb 13.


Effects of Workflow Optimization in Endovascularly Treated Stroke Patients - A Pre-Post Effectiveness Study.

Schregel K, Behme D, Tsogkas I, Knauth M, Maier I, Karch A, Mikolajczyk R, Hinz J, Liman J, Psychogios MN.

PLoS One. 2016 Dec 30;11(12):e0169192. doi: 10.1371/journal.pone.0169192. eCollection 2016.


Bridging-therapy with intravenous recombinant tissue plasminogen activator improves functional outcome in patients with endovascular treatment in acute stroke.

Maier IL, Behme D, Schnieder M, Tsogkas I, Schregel K, Kleinknecht A, Wasser K, Bähr M, Knauth M, Psychogios M, Liman J.

J Neurol Sci. 2017 Jan 15;372:300-304. doi: 10.1016/j.jns.2016.12.001. Epub 2016 Dec 5.


Computed tomography-based quantification of lesion water uptake identifies patients within 4.5 hours of stroke onset: A multicenter observational study.

Minnerup J, Broocks G, Kalkoffen J, Langner S, Knauth M, Psychogios MN, Wersching H, Teuber A, Heindel W, Eckert B, Wiendl H, Schramm P, Fiehler J, Kemmling A.

Ann Neurol. 2016 Dec;80(6):924-934. doi: 10.1002/ana.24818.


Latest generation of flat detector CT as a peri-interventional diagnostic tool: a comparative study with multidetector CT.

Leyhe JR, Tsogkas I, Hesse AC, Behme D, Schregel K, Papageorgiou I, Liman J, Knauth M, Psychogios MN.

J Neurointerv Surg. 2017 Dec;9(12):1253-1257. doi: 10.1136/neurintsurg-2016-012866. Epub 2016 Dec 20.


Early termination of THRILL, a prospective study of mechanical thrombectomy in patients with acute ischemic stroke ineligible for i.v. thrombolysis.

Bendszus M, Thomalla G, Hacke W, Knauth M, Gerloff C, Bonekamp S, Fiehler J; THRILL investigators.

Clin Neuroradiol. 2016 Dec;26(4):499-500. Epub 2016 Sep 5. No abstract available.


Brain iron accumulation in Wilson disease: a post mortem 7 Tesla MRI - histopathological study.

Dusek P, Bahn E, Litwin T, Jabłonka-Salach K, Łuciuk A, Huelnhagen T, Madai VI, Dieringer MA, Bulska E, Knauth M, Niendorf T, Sobesky J, Paul F, Schneider SA, Czlonkowska A, Brück W, Wegner C, Wuerfel J.

Neuropathol Appl Neurobiol. 2017 Oct;43(6):514-532. doi: 10.1111/nan.12341. Epub 2016 Oct 4.


Transluminal angioplasty and stenting versus conservative treatment in patients with symptomatic basilar artery stenosis : Perspective for future clinical trials.

Maier IL, Karch A, Lipke C, Behme D, Mpotsaris A, Kabbasch C, Liebig T, Faymonville A, Reich A, Nikoubashman O, Buhk JH, von Schoenfeld P, Weber W, Mikolajczyk RT, Bähr M, Knauth M, Kallenberg K, Liman J.

Clin Neuroradiol. 2018 Mar;28(1):33-38. doi: 10.1007/s00062-016-0528-x. Epub 2016 Aug 9.


Aspiration Thrombectomy After Intravenous Alteplase Versus Intravenous Alteplase Alone.

Mocco J, Zaidat OO, von Kummer R, Yoo AJ, Gupta R, Lopes D, Frei D, Shownkeen H, Budzik R, Ajani ZA, Grossman A, Altschul D, McDougall C, Blake L, Fitzsimmons BF, Yavagal D, Terry J, Farkas J, Lee SK, Baxter B, Wiesmann M, Knauth M, Heck D, Hussain S, Chiu D, Alexander MJ, Malisch T, Kirmani J, Miskolczi L, Khatri P; THERAPY Trial Investigators*.

Stroke. 2016 Sep;47(9):2331-8. doi: 10.1161/STROKEAHA.116.013372. Epub 2016 Aug 2.


Unenhanced Time-of-Flight MR Angiography versus Gadolinium-Enhanced Time-of-Flight MR Angiography in the Follow-Up of Coil-Embolized Aneurysms.

Behme D, Malinova V, Kallenberg K, Knauth M, Mohr A.

J Neurol Surg A Cent Eur Neurosurg. 2016 Sep;77(5):400-5. doi: 10.1055/s-0036-1582014. Epub 2016 May 11.


Added value of CT perfusion compared to CT angiography in predicting clinical outcomes of stroke patients treated with mechanical thrombectomy.

Tsogkas I, Knauth M, Schregel K, Behme D, Wasser K, Maier I, Liman J, Psychogios MN.

Eur Radiol. 2016 Nov;26(11):4213-4219. Epub 2016 Feb 23.


Emergency Stenting of the Extracranial Internal Carotid Artery in Combination with Anterior Circulation Thrombectomy in Acute Ischemic Stroke: A Retrospective Multicenter Study.

Behme D, Mpotsaris A, Zeyen P, Psychogios MN, Kowoll A, Maurer CJ, Joachimski F, Liman J, Wasser K, Kabbasch C, Berlis A, Knauth M, Liebig T, Weber W.

AJNR Am J Neuroradiol. 2015 Dec;36(12):2340-5. doi: 10.3174/ajnr.A4459. Epub 2015 Aug 20.


Endovascular stroke therapy with the Aperio thrombectomy device.

Kallenberg K, Solymosi L, Taschner CA, Berkefeld J, Schlamann M, Jansen O, Arnold S, Tomandl B, Knauth M, Turowski B.

J Neurointerv Surg. 2016 Aug;8(8):834-9. doi: 10.1136/neurintsurg-2015-011678. Epub 2015 Jul 28.


Multivariate dynamic prediction of ischemic infarction and tissue salvage as a function of time and degree of recanalization.

Kemmling A, Flottmann F, Forkert ND, Minnerup J, Heindel W, Thomalla G, Eckert B, Knauth M, Psychogios M, Langner S, Fiehler J.

J Cereb Blood Flow Metab. 2015 Sep;35(9):1397-405. doi: 10.1038/jcbfm.2015.144. Epub 2015 Jul 8.


[Advanced and continuing education in neuroradiology].

Wiesmann M, Knauth M, Mayer T.

Clin Neuroradiol. 2015 Oct;25 Suppl 2:127-8. doi: 10.1007/s00062-015-0411-1. Review. German. No abstract available.


The Pattern of Brain Microhemorrhages After Severe Lung Failure Resembles the One Seen in High-Altitude Cerebral Edema.

Riech S, Kallenberg K, Moerer O, Hellen P, Bärtsch P, Quintel M, Knauth M.

Crit Care Med. 2015 Sep;43(9):e386-9. doi: 10.1097/CCM.0000000000001150.


Thrombectomy in patients ineligible for iv tPA (THRILL).

Bendszus M, Thomalla G, Knauth M, Hacke W, Bonekamp S, Fiehler J.

Int J Stroke. 2015 Aug;10(6):950-5. doi: 10.1111/ijs.12527. Epub 2015 Jun 4.


Abnormalities in the normal appearing white matter of the cerebral hemisphere contralateral to a malignant brain tumor detected by diffusion tensor imaging.

Kallenberg K, Goldmann T, Menke J, Strik H, Bock HC, Mohr A, Buhk JH, Frahm J, Dechent P, Knauth M.

Folia Neuropathol. 2014;52(3):226-33.


Volume perfusion CT (VPCT) for the differential diagnosis of patients with suspected cerebral vasospasm: qualitative and quantitative analysis of 3D parameter maps.

Dolatowski K, Malinova V, Frölich AM, Schramm R, Haberland U, Klotz E, Mielke D, Knauth M, Schramm P.

Eur J Radiol. 2014 Oct;83(10):1881-9. doi: 10.1016/j.ejrad.2014.06.020. Epub 2014 Jul 2.


Hemosiderin deposition in the brain as footprint of high-altitude cerebral edema.

Schommer K, Kallenberg K, Lutz K, Bärtsch P, Knauth M.

Neurology. 2013 Nov 12;81(20):1776-9. doi: 10.1212/01.wnl.0000435563.84986.78. Epub 2013 Oct 9.


Time-resolved assessment of collateral flow using 4D CT angiography in large-vessel occlusion stroke.

Frölich AM, Wolff SL, Psychogios MN, Klotz E, Schramm R, Wasser K, Knauth M, Schramm P.

Eur Radiol. 2014 Feb;24(2):390-6.


Alberta Stroke Program Early CT Scale evaluation of multimodal computed tomography in predicting clinical outcomes of stroke patients treated with aspiration thrombectomy.

Psychogios MN, Schramm P, Frölich AM, Kallenberg K, Wasser K, Reinhardt L, Kreusch AS, Jung K, Knauth M.

Stroke. 2013 Aug;44(8):2188-93. doi: 10.1161/STROKEAHA.113.001068. Epub 2013 May 28.


4D CT angiography more closely defines intracranial thrombus burden than single-phase CT angiography.

Frölich AM, Schrader D, Klotz E, Schramm R, Wasser K, Knauth M, Schramm P.

AJNR Am J Neuroradiol. 2013 Oct;34(10):1908-13. doi: 10.3174/ajnr.A3533. Epub 2013 Apr 25.


Impact of a new metal artefact reduction algorithm in the noninvasive follow-up of intracranial clips, coils, and stents with flat-panel angiographic CTA: initial results.

Psychogios MN, Scholz B, Rohkohl C, Kyriakou Y, Mohr A, Schramm P, Wachter D, Wasser K, Knauth M.

Neuroradiology. 2013 Jul;55(7):813-8. doi: 10.1007/s00234-013-1165-6. Epub 2013 Apr 16.


Feasibility of flat panel detector computed tomography for position assessment of external ventricular drainage.

von Gottberg P, Psychogios M, Schuetze G, Cohnen J, Zwaka P, Knauth M, Schramm P.

Neurol Neurochir Pol. 2013 Jan-Feb;47(1):32-42.


Glioma infiltration of the corpus callosum: early signs detected by DTI.

Kallenberg K, Goldmann T, Menke J, Strik H, Bock HC, Stockhammer F, Buhk JH, Frahm J, Dechent P, Knauth M.

J Neurooncol. 2013 Apr;112(2):217-22. doi: 10.1007/s11060-013-1049-y. Epub 2013 Jan 24.


Evaluation of noninvasive follow-up methods for the detection of intracranial in-stent restenosis: a phantom study.

Psychogios MN, Schramm P, Amelung N, Pilgram-Pastor SM, Gröschel K, Wasser K, Frölich AM, Mohr A, Knauth M.

Invest Radiol. 2013 Feb;48(2):98-103. doi: 10.1097/RLI.0b013e318276db43.


Antegrade flow across incomplete vessel occlusions can be distinguished from retrograde collateral flow using 4-dimensional computed tomographic angiography.

Frölich AM, Psychogios MN, Klotz E, Schramm R, Knauth M, Schramm P.

Stroke. 2012 Nov;43(11):2974-9. doi: 10.1161/STROKEAHA.112.668889. Epub 2012 Sep 6.


Analysis of reserve capacity and subsequent stenting in a case of subacute occlusion of the internal carotid artery.

Kallenberg K, Rühlmann J, Baudewig J, Larsen J, Gröschel S, Dechent P, Kastrup A, Knauth M.

Clin Neuroradiol. 2013 Sep;23(3):225-9. doi: 10.1007/s00062-012-0172-z. Epub 2012 Sep 8. No abstract available.


Diagnostic performance of whole brain volume perfusion CT in intra-axial brain tumors: preoperative classification accuracy and histopathologic correlation.

Xyda A, Haberland U, Klotz E, Jung K, Bock HC, Schramm R, Knauth M, Schramm P.

Eur J Radiol. 2012 Dec;81(12):4105-11. doi: 10.1016/j.ejrad.2012.08.005. Epub 2012 Sep 7.


The annual meeting of the German Society of Neuroradiology.

Knauth M.

Clin Neuroradiol. 2012 Jun;22(2):121. doi: 10.1007/s00062-012-0152-3. No abstract available.

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