Penn Medicine Provider

About me

  • Professor of Radiology

Insurance accepted

My Locations

Qualifications and experience

Treatments and Conditions

My research

Nomani A, Li G, Yousefi S, Wu S, Malekshah OM, Nikkhoi SK, Pourfathi M, Rizi R, Hatefi A Gadolinium-labeled affibody-XTEN recombinant vector for detection of HER2+ lesions of ovarian cancer lung metastasis using quantitative MRI , J Control Release, 337: 2021,132-143


Baron R, Kadlecek S, Loza L, Xin Y, Amzajerdian F, Duncan I, Hamedani H, Rizi R Deriving Regionally Specific Biomarkers of Emphysema and Small Airways Disease Using Variable Threshold Parametric Response Mapping on Volumetric Lung CT Images , Acad Radiol, 29 Suppl 2(Suppl 2): 2022,S127-S136


Hamedani H, Kadlecek S, Ruppert K, Xin Y, Duncan I, Rizi RR Ventilation heterogeneity imaged by multibreath wash-ins of hyperpolarized 3 He and 129 Xe in healthy rabbits , J Physiol, 599(17): 2021,4197-4223


Ball L, Robba C, Herrmann J, Gerard SE, Xin Y, Mandelli M, Battaglini D, Brunetti I, Minetti G, Seitun S, Bovio G, Vena A, Giacobbe DR, Bassetti M, Rocco PRM, Cereda M, Rizi RR, Castellan L, Patroniti N, Pelosi P; Collaborators of the GECOVID Group Lung distribution of gas and blood volume in critically ill COVID-19 patients: a quantitative dual-energy computed tomography study , Crit Care, 25(1): 2021,214


Habertheuer A, Ram C, Schmierer M, Chatterjee S, Hu R, Freas A, Zielinski P, Rogers W, Silvestro EM, McGrane M, Moore JS, Korutla L, Siddiqui S, Xin Y, Rizi R, Tao JQ, Kreisel D, Naji A, Ochiya T, Vallabhajosyula P. Circulating Donor Lung-Specific Exosome Profiles Enable Noninvasive Monitoring of Acute Rejection in a Rodent Orthotopic Lung Transplantation Model , Transplantation, 106(4): 2021,754-766


Xin Y, Martin K, Morais CCA, Delvecchio P, Gerard SE, Hamedani H, Herrmann J, Abate N, Lenart A, Humayun S, Sidhu U, Petrov M, Reutlinger K, Mandelbaum T, Duncan I, Tustison N, Kadlecek S, Chatterjee S, Gee JC, Rizi RR, Berra L, Cereda M Diminishing Efficacy of Prone Positioning With Late Application in Evolving Lung Injury , Crit Care Med, 49(10): 2021,e1015-e1024


Amzajerdian F, Ruppert K, Hamedani H, Baron R, Xin Y, Loza L, Achekzai T, Duncan IF, Qian Y, Pourfathi M, Kadlecek S, Rizi RR. Measuring pulmonary gas exchange using compartment-selective xenon-polarization transfer contrast (XTC) MRI , Magn Reson Med, 85(5): 2020,2709-2722


Ruppert K, Amzajerdian F, Xin Y, Hamedani H, Loza L, Achekzai T, Duncan IF, Profka H, Qian Y, Pourfathi M, Kadlecek S, Rizi RR Investigating biases in the measurement of apparent alveolar septal wall thickness with hyperpolarized 129Xe MRI , Magn Reson Med, 84(6): 2020,3027-3039


Rizi RR, Hamedani H, Cereda M. In Chronic Obstructive Pulmonary Disease Progression, Is It Airway Narrowing or Airway Loss? , Am J Respir Crit Care Med, 203(2): 2021,154-155


Xin Y, Cereda M, Hamedani H, Martin KT, Tustison NJ, Pourfathi M, Kadlecek S, Siddiqui S, Amzajerdian F, Connell M, Abate N, Kajanaku A, Duncan I, Gee JC, Rizi RR Positional Therapy and Regional Pulmonary Ventilation: High Resolution Alignment of Prone and Supine Computed Tomography Images in a Large Animal Model , Anesthesiology, 133(5): 2020,1093-1105