André Ahlgren (Former)

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2022
Mark Non-parametric deconvolution using Bézier curves for quantification of cerebral perfusion in dynamic susceptibility contrast MRI
Chakwizira, Arthur ^LU ; Ahlgren, André ^LU ; Knutsson, Linda ^LU and Wirestam, Ronnie ^LU (2022) In Magnetic Resonance Materials in Physics, Biology, and Medicine 35(5). p.791-804
- Contribution to journal › Article
2019
Mark Estimation of diffusion, perfusion and fractional volumes using a multi-compartment relaxation-compensated intravoxel incoherent motion (IVIM) signal model
Rydhög, Anna ^LU ; Pasternak, Ofer ; Ståhlberg, Freddy ^LU ; Ahlgren, André ^LU ; Knutsson, Linda ^LU and Wirestam, Ronnie ^LU (2019) In European Journal of Radiology Open 6. p.198-205
- Contribution to journal › Article
2018
Mark CEST, ASL, and magnetization transfer contrast : How similar pulse sequences detect different phenomena
Knutsson, Linda ^LU ; Xu, Jiadi ; Ahlgren, André ^LU and van Zijl, Peter C.M. (2018) In Magnetic Resonance in Medicine 80(4). p.1320-1340
- Contribution to journal › Scientific review
Mark Improved calculation of the equilibrium magnetization of arterial blood in arterial spin labeling
Ahlgren, André ^LU ; Wirestam, Ronnie ^LU ; Knutsson, Linda ^LU and Petersen, Esben Thade (2018) In Magnetic Resonance in Medicine 80(5). p.2223-2231
- Contribution to journal › Article
Mark Flow-Compensated IVIM in the Ballistic Regime: Data Acquisition, Modeling and Brain Applications
Ahlgren, André ^LU and Wirestam, Ronnie ^LU (2018)
- Chapter in Book/Report/Conference proceeding › Book chapter
2017
Mark Methodological improvements in quantitative MRI : Perfusion estimation and partial volume considerations
Ahlgren, André ^LU (2017)
- Thesis › Doctoral thesis (compilation)
Mark A linear mixed perfusion model for tissue partial volume correction of perfusion estimates in dynamic susceptibility contrast MRI: : Impact on absolute quantification, repeatability, and agreement with pseudo-continuous arterial spin labeling
Ahlgren, André ^LU ; Wirestam, Ronnie ^LU ; Lind, Emelie ^LU ; Ståhlberg, Freddy ^LU and Knutsson, Linda ^LU (2017) In Magnetic Resonance in Medicine 77(6). p.2203-2214
- Contribution to journal › Article
Mark Separating Blood and Water: Perfusion and Free Water Elimination from Diffusion MRI in the Human Brain.
Scherman Rydhög, Anna ^LU ; Szczepankiewicz, Filip ^LU ; Wirestam, Ronnie ^LU ; Ahlgren, André ^LU ; Westin, Carl-Fredrik ; Knutsson, Linda ^LU and Pasternak, Ofer (2017) In NeuroImage 156. p.423-434
- Contribution to journal › Article
Mark Arterial spin-labeling perfusion MR imaging demonstrates regional cbf decrease in idiopathic normal pressure hydrocephalus
Virhammar, J. ; Laurell, K. ; Ahlgren, A. ^LU and Larsson, E. M. (2017) In American Journal of Neuroradiology 38(11). p.2081-2088
- Contribution to journal › Article
2016
Mark Dynamic susceptibility contrast perfusion MRI using phase-based venous output functions: : comparison with pseudo-continuous arterial spin labelling and assessment of contrast agent concentration in large veins.
Wirestam, Ronnie ^LU ; Lind, Emelie ^LU ; Ahlgren, André ^LU ; Ståhlberg, Freddy ^LU and Knutsson, Linda ^LU (2016) In Magnetic Resonance Materials in Physics, Biology, and Medicine 29(6). p.823-831
- Contribution to journal › Article

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