Works by Rizi, Rahim R.

Results: 47

Simultaneous Imaging of Ventilation and Gas Exchange with Hyperpolarized 129Xe MRI for Monitoring Patients with Endobronchial Valve Interventions.

Published in:

2022

By:

Hamedani, Hooman;
Ma, Kevin;
DiBardino, David;
Baron, Ryan;
Kadlecek, Stephen;
Amzajerdian, Faraz;
Ruppert, Kai;
Duncan, Ian;
Rizi, Rahim R.

Publication type:

journal article

In Chronic Obstructive Pulmonary Disease Progression, Is It Airway Narrowing or Airway Loss?

Published in:

2021

By:

Rizi, Rahim R.;
Hamedani, Hooman;
Cereda, Maurizio

Publication type:

Editorial

Acute Respiratory Distress Syndrome: Can Data from the Sick Guide Care for the Healthy?

Published in:

2018

By:

Cereda, Maurizio;
Xin, Yi;
Rizi, Rahim R

Publication type:

Editorial

Unstable Inflation Causing Injury. Insight from Prone Position and Paired Computed Tomography Scans.

Published in:

2018

By:

Xin, Yi;
Cereda, Maurizio;
Hamedani, Hooman;
Pourfathi, Mehrdad;
Siddiqui, Sarmad;
Meeder, Natalie;
Kadlecek, Stephen;
Duncan, Ian;
Profka, Harrilla;
Rajaei, Jennia;
Tustison, Nicholas J;
Gee, James C;
Kavanagh, Brian P;
Rizi, Rahim R

Publication type:

journal article

Improved technique for measurement of regional fractional ventilation by hyperpolarized 3He MRI.

Published in:

Magnetic Resonance in Medicine, 2010, v. 63, n. 1, p. 137, doi. 10.1002/mrm.22186

By:

Emami, Kiarash;
Kadlecek, Stephen J.;
Woodburn, John M.;
Zhu, Jianliang;
Yu, Jiangsheng;
Vahdat, Vahid;
Pickup, Stephen;
Ishii, Masaru;
Rizi, Rahim R.

Publication type:

Article

Simultaneous measurement of pulmonary partial pressure of oxygen and apparent diffusion coefficient by hyperpolarized 3He MRI.

Published in:

Magnetic Resonance in Medicine, 2009, v. 61, n. 5, p. 1015, doi. 10.1002/mrm.21854

By:

Yu, Jiangsheng;
Law, Michelle;
Kadlecek, Stephen;
Emami, Kiarash;
Ishii, Masaru;
Stephen, Michael;
Woodburn, John M.;
Vahdat, Vahid;
Rizi, Rahim R.

Publication type:

Article

Optimization of scan parameters in pulmonary partial pressure oxygen measurement by hyperpolarized 3He MRI.

Published in:

Magnetic Resonance in Medicine, 2008, v. 59, n. 1, p. 124, doi. 10.1002/mrm.21416

By:

Yu, Jiangsheng;
Ishii, Masaru;
Law, Michelle;
Woodburn, John M.;
Emami, Kiarash;
Kadlecek, Stephen;
Vahdat, Vahid;
Guyer, Richard A.;
Rizi, Rahim R.

Publication type:

Article

Hyperpolarized 13C MRI of the pulmonary vasculature and parenchyma.

Published in:

Magnetic Resonance in Medicine, 2007, v. 57, n. 3, p. 459, doi. 10.1002/mrm.21168

By:

Ishii, Masaru;
Emami, Kiarash;
Kadlecek, Stephen;
Petersson, J. Stefan;
Golman, Klaes;
Vahdat, Vahid;
Yu, Jiangsheng;
Cadman, Robert V.;
MacDuffie-Woodburn, John;
Stephen, Michael;
Lipson, David A.;
Rizi, Rahim R.

Publication type:

Article

Determination of regional VA/Q by hyperpolarized 3He MRI.

Published in:

Magnetic Resonance in Medicine, 2004, v. 52, n. 1, p. 65, doi. 10.1002/mrm.20136

By:

Rizi, Rahim R.;
Baumgardner, James E.;
Ishii, Masaru;
Spector, Zebulon Z.;
Edvinsson, Johan M.;
Jalali, Aman;
Yu, Jiangsheng;
Itkin, Maxim;
Lipson, David A.;
Gefter, Warren

Publication type:

Article

Detection of simulated pulmonary embolism in a porcine model using hyperpolarized 3He MRI.

Published in:

Magnetic Resonance in Medicine, 2004, v. 51, n. 2, p. 291, doi. 10.1002/mrm.10698

By:

Aman Jalali;
Masaru Ishii;
Johan M. Edvinsson;
Liang Guan;
Maxim Itkin;
David A. Lipson;
James E. Baumgardner;
Rahim R. Rizi

Publication type:

Article

Co-registration of acquired MR ventilation and perfusion images-Validation in a porcine model.

Published in:

Magnetic Resonance in Medicine, 2003, v. 49, n. 1, p. 13, doi. 10.1002/mrm.10359

By:

Rizi, Rahim R.;
Saha, Punam K.;
Wang, Binquan;
Ferrante, Margaret A.;
Lipson, David;
Baumgardner, James;
Roberts, David A.

Publication type:

Article

Magnetization structure contrast based on intermolecular multiple-quantum coherences.

Published in:

Magnetic Resonance in Medicine, 2002, v. 48, n. 6, p. 973, doi. 10.1002/mrm.10293

By:

Bouchard, Louis-Serge;
Rizi, Rahim R.;
Warren, Warren S.

Publication type:

Article

Pulmonary ventilation and perfusion scanning using hyperpolarized helium-3 MRI and arterial spin tagging in healthy normal subjects and in pulmonary embolism and orthotopic lung transplant patients.

Published in:

Magnetic Resonance in Medicine, 2002, v. 47, n. 6, p. 1073, doi. 10.1002/mrm.10172

By:

Lipson, David A.;
Roberts, David A.;
Hansen-Flaschen, John;
Gentile, Thomas R.;
Jones, Gordon;
Thompson, Alan;
Dimitrov, Ivan E.;
Palevsky, Harold I.;
Leigh, John S.;
Schnall, Mitchell;
Rizi, Rahim R.

Publication type:

Article

Detection and localization of pulmonary air leaks using laser-polarized 3He MRI.

Published in:

Magnetic Resonance in Medicine, 2000, v. 44, n. 3, p. 379, doi. 10.1002/1522-2594(200009)44:3<379::AID-MRM6>3.0.CO;2-4

By:

Roberts, David A.;
Rizi, Rahim R.;
Lipson, David A.;
Aranda, Margaret;
Baumgardner, James;
Bearn, Lisa;
Hansen-Flaschen, John;
Gefter, Warren B.;
Hatabu, Hiroto H.;
Leigh Jr., John S.;
Schnall, Mitchell D.

Publication type:

Article

Intermolecular zero-quantum coherence imaging of the human brain.

Published in:

Magnetic Resonance in Medicine, 2000, v. 43, n. 5, p. 627, doi. 10.1002/(SICI)1522-2594(200005)43:5<627::AID-MRM2>3.0.CO;2-J

By:

Rizi, Rahim R.;
Ahn, Sangdoo;
Alsop, David C.;
Garrett-Roe, Sean;
Mescher, Marlene;
Richter, Wolfgang;
Schnall, Mitchell D.;
Leigh, John S.;
Warren, Warren S.

Publication type:

Article

Demonstration of a compact compressor for application of metastability-exchange optical pumping of 3He to human lung imaging.

Published in:

Magnetic Resonance in Medicine, 2000, v. 43, n. 2, p. 290, doi. 10.1002/(SICI)1522-2594(200002)43:2<290::AID-MRM17>3.0.CO;2-A

By:

Gentile, Thomas R.;
Jones, Gordon L.;
Thompson, Alan K.;
Rizi, Rahim R.;
Roberts, David A.;
Dimitrov, Ivan E.;
Reddy, Ravinder;
Lipson, David A.;
Gefter, Warren;
Schnall, Mitchell D.;
Leigh, John S.

Publication type:

Article

MRI of hyperpolarized 3He gas in human paranasal sinuses.

Published in:

Magnetic Resonance in Medicine, 1998, v. 39, n. 6, p. 865, doi. 10.1002/mrm.1910390603

By:

Rizi, Rahim R.;
Dimitrov, Ivan E.;
Thompson, Alan;
Jones, Gordon;
Gentile, Tom R.;
Ishii, Masaru;
Reddy, Ravinder;
Schnall, Mitchell D.;
Leigh, John S.

Publication type:

Article

Multiple regression method for pulmonary apparent diffusion coefficient measurement by hyperpolarized 3He MRI.

Published in:

Journal of Magnetic Resonance Imaging, 2007, v. 25, n. 5, p. 982, doi. 10.1002/jmri.20901

By:

Yu, Jiangsheng;
Ishii, Masaru;
Kadlecek, Stephen;
Lipson, David A.;
Emami, Kiarash;
Clark, Timothy W.;
Rajaei, Sheeva;
Rizi, Rahim R.

Publication type:

Article

Dynamic observation of pulmonary perfusion using continuous arterial spin-labeling in a pig model.

Published in:

2001

By:

Roberts, David A.;
Rizi, Rahim R.;
Lipson, David A.;
Ferrante, Margaret A.;
Bearn, Lisa;
Rolf, Les;
Baumgardner, James;
Yamomoto, Alvin;
Hatabu, Hiroto;
Hansen-Flaschen, John;
Gefter, Warren B.;
Schnall, Mitchell D.;
Roberts, D A;
Rizi, R R;
Lipson, D A;
Ferrante, M A;
Bearn, L;
Rolf, L;
Baumgardner, J;
Yamomoto, A

Publication type:

journal article

Proton T1rho-dispersion imaging of rodent brain at 1.9 T.

Published in:

1998

By:

Rizi, Rahim R.;
Charagundla, Sridhar R.;
Song, Hee Kwon;
Reddy, Ravinder;
Stolpen, Alan H.;
Schnall, Mitchell D.;
Leigh, John S.;
Rizi, R R;
Charagundla, S R;
Song, H K;
Reddy, R;
Stolpen, A H;
Schnall, M D;
Leigh, J S

Publication type:

journal article

The knowns and unknowns of perfusion disturbances in COVID-19 pneumonia.

Published in:

2021

By:

Busana, Mattia;
Giosa, Lorenzo;
Ball, Lorenzo;
Robba, Chiara;
Herrmann, Jacob;
Gerard, Sarah E.;
Xin, Yi;
Mandelli, Maura;
Battaglini, Denise;
Brunetti, Iole;
Minetti, Giuseppe;
Seitun, Sara;
Bovio, Giulio;
Vena, Antonio;
Giacobbe, Daniele Roberto;
Bassetti, Matteo;
Rocco, Patricia R. M.;
Cereda, Maurizio;
Rizi, Rahim R.;
Castellan, Lucio

Publication type:

Letter

Lung distribution of gas and blood volume in critically ill COVID-19 patients: a quantitative dual-energy computed tomography study.

Published in:

Critical Care, 2021, v. 25, n. 1, p. 1, doi. 10.1186/s13054-021-03610-9

By:

Ball, Lorenzo;
Robba, Chiara;
Herrmann, Jacob;
Gerard, Sarah E.;
Xin, Yi;
Mandelli, Maura;
Battaglini, Denise;
Brunetti, Iole;
Minetti, Giuseppe;
Seitun, Sara;
Bovio, Giulio;
Vena, Antonio;
Giacobbe, Daniele Roberto;
Bassetti, Matteo;
Rocco, Patricia R. M.;
Cereda, Maurizio;
Rizi, Rahim R.;
Castellan, Lucio;
Patroniti, Nicolò;
Pelosi, Paolo

Publication type:

Article

Lung distribution of gas and blood volume in critically ill COVID-19 patients: a quantitative dual-energy computed tomography study.

Published in:

2021

By:

Ball, Lorenzo;
Robba, Chiara;
Herrmann, Jacob;
Gerard, Sarah E.;
Xin, Yi;
Mandelli, Maura;
Battaglini, Denise;
Brunetti, Iole;
Minetti, Giuseppe;
Seitun, Sara;
Bovio, Giulio;
Vena, Antonio;
Giacobbe, Daniele Roberto;
Bassetti, Matteo;
Rocco, Patricia R. M.;
Cereda, Maurizio;
Rizi, Rahim R.;
Castellan, Lucio;
Patroniti, Nicolò;
Pelosi, Paolo

Publication type:

journal article

Measuring porcine paranasal sinus oxygen tensions with helium 3 MRI

Published in:

2003

By:

Ishii, Masaru;
Edvinsson, Johan M.;
Jalali, Aman;
Rizi, Rahim R.

Publication type:

Abstract

Pulmonary pyruvate metabolism as an index of inflammation and injury in a rat model of acute respiratory distress syndrome.

Published in:

NMR in Biomedicine, 2020, v. 33, n. 11, p. 1, doi. 10.1002/nbm.4380

By:

Pourfathi, Mehrdad;
Xin, Yi;
Rosalino, Michael;
Cereda, Maurizio;
Kadlecek, Stephen;
Duncan, Ian;
Profka, Harrilla;
Hamedani, Hooman;
Siddiqui, Sarmad;
Ruppert, Kai;
Chatterjee, Shampa;
Rizi, Rahim R.

Publication type:

Article

Hyperpolarized gas diffusion MRI for the study of atelectasis and acute respiratory distress syndrome.

Published in:

NMR in Biomedicine, 2014, v. 27, n. 12, p. 1468, doi. 10.1002/nbm.3136

By:

Cereda, Maurizio;
Xin, Yi;
Kadlecek, Stephen;
Hamedani, Hooman;
Rajaei, Jennia;
Clapp, Justin;
Rizi, Rahim R.

Publication type:

Article

Foreword: recent developments in pulmonary MRI.

Published in:

2014

By:

Rizi, Rahim R.

Publication type:

Editorial

Vertical gradients in regional alveolar oxygen tension in supine human lung imaged by hyperpolarized 3He MRI.

Published in:

NMR in Biomedicine, 2014, v. 27, n. 12, p. 1439, doi. 10.1002/nbm.3227

By:

Hamedani, Hooman;
Shaghaghi, Hoora;
Kadlecek, Stephen J.;
Xin, Yi;
Han, Biao;
Siddiqui, Sarmad;
Rajaei, Jennia;
Ishii, Masaru;
Rossman, Milton;
Rizi, Rahim R.

Publication type:

Article

Multislice fractional ventilation imaging in large animals with hyperpolarized gas MRI.

Published in:

NMR in Biomedicine, 2012, v. 25, n. 9, p. 1015, doi. 10.1002/nbm.2763

By:

Emami, Kiarash;
Xu, Yinan;
Hamedani, Hooman;
Xin, Yi;
Profka, Harrilla;
Rajaei, Jennia;
Kadlecek, Stephen;
Ishii, Masaru;
Rizi, Rahim R.

Publication type:

Article

Editorial.

Published in:

NMR in Biomedicine, 2011, v. 24, n. 8, p. 925, doi. 10.1002/nbm.1787

By:

Rizi, Rahim R.

Publication type:

Article

Measurement of Regional 2D Gas Transport Efficiency in Rabbit Lung Using Hyperpolarized 129Xe MRI.

Published in:

Scientific Reports, 2019, v. 9, n. 1, p. 1, doi. 10.1038/s41598-019-38942-8

By:

Ruppert, Kai;
Xin, Yi;
Hamedani, Hooman;
Amzajerdian, Faraz;
Loza, Luis;
Achekzai, Tahmina;
Duncan, Ian F.;
Profka, Harrilla;
Siddiqui, Sarmad;
Pourfathi, Mehrdad;
Sertic, Federico;
Cereda, Maurizio F.;
Kadlecek, Stephen;
Rizi, Rahim R.

Publication type:

Article

Regional variations in hyperpolarized 129Xe lung MRI: Insights from CSI‐CSSR and CSSR in healthy and irradiated rat models.

Published in:

Magnetic Resonance in Medicine, 2025, v. 93, n. 3, p. 902, doi. 10.1002/mrm.30313

By:

Ruppert, Kai;
Loza, Luis;
Hamedani, Hooman;
Ismail, Mostafa;
Chen, Jiawei;
Duncan, Ian F.;
Profka, Harrilla;
Kadlecek, Stephen;
Rizi, Rahim R.

Publication type:

Article

Investigating the impact of RF saturation‐pulse parameters on compartment‐selective gas‐phase depolarization with xenon polarization transfer contrast MRI.

Published in:

Magnetic Resonance in Medicine, 2022, v. 88, n. 6, p. 2447, doi. 10.1002/mrm.29405

By:

Achekzai, Tahmina;
Ruppert, Kai;
Loza, Luis;
Amzajerdian, Faraz;
Profka, Harrilla;
Duncan, Ian F.;
Kadlecek, Stephen J.;
Rizi, Rahim R.

Publication type:

Article

Measuring pulmonary gas exchange using compartment‐selective xenon‐polarization transfer contrast (XTC) MRI.

Published in:

Magnetic Resonance in Medicine, 2021, v. 85, n. 5, p. 2709, doi. 10.1002/mrm.28626

By:

Amzajerdian, Faraz;
Ruppert, Kai;
Hamedani, Hooman;
Baron, Ryan;
Xin, Yi;
Loza, Luis;
Achekzai, Tahmina;
Duncan, Ian F.;
Qian, Yiwen;
Pourfathi, Mehrdad;
Kadlecek, Stephen;
Rizi, Rahim R.

Publication type:

Article

Investigating biases in the measurement of apparent alveolar septal wall thickness with hyperpolarized 129Xe MRI.

Published in:

Magnetic Resonance in Medicine, 2020, v. 84, n. 6, p. 3027, doi. 10.1002/mrm.28329

By:

Ruppert, Kai;
Amzajerdian, Faraz;
Xin, Yi;
Hamedani, Hooman;
Loza, Luis;
Achekzai, Tahmina;
Duncan, Ian F.;
Profka, Harrilla;
Qian, Yiwen;
Pourfathi, Mehrdad;
Kadlecek, Stephen;
Rizi, Rahim R.

Publication type:

Article

Assessment of flip angle–TR equivalence for standardized dissolved‐phase imaging of the lung with hyperpolarized 129Xe MRI.

Published in:

Magnetic Resonance in Medicine, 2019, v. 81, n. 3, p. 1784, doi. 10.1002/mrm.27538

By:

Ruppert, Kai;
Amzajerdian, Faraz;
Hamedani, Hooman;
Xin, Yi;
Loza, Luis;
Achekzai, Tahmina;
Duncan, Ian F.;
Profka, Harrilla;
Siddiqui, Sarmad;
Pourfathi, Mehrdad;
Sertic, Federico;
Cereda, Maurizio F.;
Kadlecek, Stephen;
Rizi, Rahim R.

Publication type:

Article

Rapid assessment of pulmonary gas transport with hyperpolarized 129Xe MRI using a 3D radial double golden‐means acquisition with variable flip angles.

Published in:

Magnetic Resonance in Medicine, 2018, v. 80, n. 6, p. 2439, doi. 10.1002/mrm.27217

By:

Ruppert, Kai;
Amzajerdian, Faraz;
Hamedani, Hooman;
Xin, Yi;
Loza, Luis;
Achekzai, Tahmina;
Duncan, Ian F.;
Profka, Harrilla;
Siddiqui, Sarmad;
Pourfathi, Mehrdad;
Cereda, Maurizio F.;
Kadlecek, Stephen;
Rizi, Rahim R.

Publication type:

Article

In vivo imaging of the progression of acute lung injury using hyperpolarized [1-13C] pyruvate.

Published in:

Magnetic Resonance in Medicine, 2017, v. 78, n. 6, p. 2106, doi. 10.1002/mrm.26604

By:

Pourfathi, Mehrdad;
Xin, Yi;
Kadlecek, Stephen J.;
Cereda, Maurizio F.;
Profka, Harrilla;
Hamedani, Hooman;
Siddiqui, Sarmad M.;
Ruppert, Kai;
Drachman, Nicholas A.;
Rajaei, Jennia N.;
Rizi, Rahim R.

Publication type:

Article

Multibreath alveolar oxygen tension imaging.

Published in:

Magnetic Resonance in Medicine, 2016, v. 76, n. 4, p. 1092, doi. 10.1002/mrm.26001

By:

Clapp, Justin;
Hamedani, Hooman;
Kadlecek, Stephen;
Xin, Yi;
Shaghaghi, Hoora;
Siddiqui, Sarmad;
Rossman, Milton D.;
Rizi, Rahim R.

Publication type:

Article

Low-temperature dynamic nuclear polarization of gases in Frozen mixtures.

Published in:

Magnetic Resonance in Medicine, 2016, v. 76, n. 3, p. 1007, doi. 10.1002/mrm.26002

By:

Pourfathi, Mehrdad;
Clapp, Justin;
Kadlecek, Stephen J.;
Keenan, Caroline D.;
Ghosh, Rajat K.;
Kuzma, Nicholas N.;
Rizi, Rahim R.

Publication type:

Article

Versatile Pulse Sequence Device to Conserve Hyperpolarization for NMR and MRI Studies.

Published in:

Magnetic Resonance in Medicine, 2016, v. 75, n. 4, p. 1822, doi. 10.1002/mrm.25679

By:

Ghosh, Rajat K.;
Kuzma, Nicholas N.;
Kadlecek, Stephen J.;
Rizi, Rahim R.

Publication type:

Article

Efficient production of hyperpolarized bicarbonate by chemical reaction on a DNP precursor to measure p H.

Published in:

Magnetic Resonance in Medicine, 2015, v. 74, n. 5, p. 1406, doi. 10.1002/mrm.25530

By:

Ghosh, Rajat K.;
Kadlecek, Stephen J.;
Pourfathi, Mehrdad;
Rizi, Rahim R.

Publication type:

Article

A variability study of regional alveolar oxygen tension measurement in humans using hyperpolarized 3He MRI.

Published in:

Magnetic Resonance in Medicine, 2013, v. 70, n. 6, p. 1557, doi. 10.1002/mrm.24604

By:

Hamedani, Hooman;
Kadlecek, Stephen J.;
Ishii, Masaru;
Emami, Kiarash;
Kuzma, Nicholas N.;
Xin, Yi;
Rossman, Milton;
Rizi, Rahim R.

Publication type:

Article

Accelerated fractional ventilation imaging with hyperpolarized Gas MRI.

Published in:

Magnetic Resonance in Medicine, 2013, v. 70, n. 5, p. 1353, doi. 10.1002/mrm.24582

By:

Emami, Kiarash;
Xu, Yinan;
Hamedani, Hooman;
Profka, Harrilla;
Kadlecek, Stephen;
Xin, Yi;
Ishii, Masaru;
Rizi, Rahim R.

Publication type:

Article

A multislice single breath-hold scheme for imaging alveolar oxygen tension in humans.

Published in:

Magnetic Resonance in Medicine, 2012, v. 67, n. 5, p. 1332, doi. 10.1002/mrm.23125

By:

Hamedani, Hooman;
Kadlecek, Stephen J.;
Emami, Kiarash;
Kuzma, Nicholas N.;
Xu, Yinan;
Xin, Yi;
Mongkolwisetwara, Puttisarn;
Rajaei, Jennia;
Barulic, Amy;
Wilson Miller, G.;
Rossman, Milton;
Ishii, Masaru;
Rizi, Rahim R.

Publication type:

Article

Metabolic Imaging and Biological Assessment: Platforms to Evaluate Acute Lung Injury and Inflammation.

Published in:

Frontiers in Physiology, 2020, v. 11, p. N.PAG, doi. 10.3389/fphys.2020.00937

By:

Pourfathi, Mehrdad;
Kadlecek, Stephen J.;
Chatterjee, Shampa;
Rizi, Rahim R.

Publication type:

Article

Ventilation heterogeneity imaged by multibreath wash‐ins of hyperpolarized 3He and 129Xe in healthy rabbits.

Published in:

Journal of Physiology, 2021, v. 599, n. 17, p. 4197, doi. 10.1113/JP281584

By:

Hamedani, Hooman;
Kadlecek, Stephen;
Ruppert, Kai;
Xin, Yi;
Duncan, Ian;
Rizi, Rahim R.

Publication type:

Article