Computational Medical Physics Laboratory

2025

Publications:

• Eric W. Lee, Sanghyun Choo, Dakotah Maguire, Abhishek Shivanna, Daniel Santel, SurbhiBhatnagar, Ian Goethert, Kelly Patterson, Jay Gholap, Heidi A. Hanson, MayankaChandrashekar, Robert T. Ammerman, John P. Pestian, Tracy Glauser, Cole Brokamp, Jeffrey R. Strawn, Anuj Kapadia, Greeshma. "Comparing Machine and Deep Learning Models for Pediatric Anxiety Classification using Structured EHRs and Area-based Measures of Health Data." medRxiv (2025).

• Tiwari A,  Andriotty M, Agasthya G, Sunderland JJ, Osborne DR, Kapadia AJ. "Dosimetric and biological impact of activity extravasation of radiopharmaceuticals in PET imaging." Medical Physics (2025).

• Jordan Tschida, Mayanka Chandrashekar, Heidi A. Hanson, Ian Goethert, SurbhiBhatnagar, Daniel Santel, John Pestian, Jeffery R. Strawn, Tracy Glauser, Anuj J. Kapadia, Greeshma A. Agasthya. "Temporal Drift in the Semantic Meaning of Pediatric Anxiety Terms in Electronic Healthcare Records." medRxiv (2025).

• Jeffrey C. Buchsbaum, Henry F. VanBrocklin, Reinier Hernandez, Ellen M. O’Brien, Heather M. Hennkens, Dmitri G. Medvedev, Roger W. Howell, Freddy E. Escorcia, Yuni K. Dewaraja, Abhinav K. Jha, Anuj J. Kapadia, Greeshma Agasthya, Arman Rahmim, Babak Saboury, Kristian Myhre, Sandra Davern. "Computational Modeling to Advance Novel Medical Isotopes for Radiotheranostics: A DOE-NIH Joint Workshop Executive Summary". Radiation Research (2025).

June:

• Greeshma Agasthya is now affiliated with the Parker H. Petit Institute of Bioengineering and Biosciences

• Greeshma Agasthya is an adjunct assistant professor in the Radiation Oncology Department at Emory University

January - May: 

• Greeshma Agasthya is the 2025 president elect of Southeast chapter of American Association of Physicists in Medicine (SEAAPM)

• Greeshma Agasthya was invited by the National Academies of Sciences, Engineering, and Medicine to give a talk on Multiscale digital twins for personalized radiopharmaceutical therapy as part of the Beebe Symposium on AI and ML Applications in Radiation Therapy, Medical Diagnostics, and Occupational Health and Safety

• Student abstracts were selected for presentations at AAPM (Anthony Lim), and RRS (Yang Chen) annual meetings. 

• Drs. Greeshma Agasthya and Ankur Singh were awarded a seed grant as part of the Woodruff Innovation Nexus at Georgia Tech to develop multi organ-on-a-chip for Radiopharmaceutical Therapy

• Lab members were invited to attend SciFM 2025 in Ann Arbor, MI

2024

Publications:

• Andriotty, Matthew Stephen, CK Chris Wang, Anuj Kapadia, Rachel McCord, and Greeshma Agasthya. "Integrating chromosome conformation and DNA repair in a computational framework to assess cell radiosensitivity." Physics in Medicine and Biology (2024).

• Lee, Heechan, Heidi A. Hanson, Jeremy Logan, Dakotah Maguire, Anuj Kapadia, Shaheen Dewji, and Greeshma Agasthya. "Evaluating county-level lung cancer incidence from environmental radiation exposure, PM2. 5, and other exposures with regression and machine learning models." Environmental geochemistry and health 46, no. 3 (2024): 82.

• Tiwari, Ashok, Matthew Andriotty, Greeshma Agasthya, John J. Sunderland, Dustin R. Osborne, and Anuj J. Kapadia. "Dosimetric and biological impact of activity extravasation of radiopharmaceuticals in PET imaging." Medical physics (2024).

• Julia Ive, Paulina Bondaronek, Vishal Yadav, Daniel Santel, Tracy Glauser, Tina Cheng, Jeffrey R. Strawn, Greeshma Agasthya, Jordan Tschida, Sanghyun Choo, Mayanka Chandrashekar, Anuj J. Kapadia, John Pestian. "A Data-Centric Approach to Detecting and Mitigating Demographic Bias in Pediatric Mental Health Text: A Case Study in Anxiety Detection." arXiv (2024).

December: 

• Greeshma Agasthya was invited to give a talk at Emory Winship Cancer Institute's Radiation Oncology Department. Talk Title: "Multiscale digital twins for personalized radiation dosimetry and outcomes prediction"

November:

• Greeshma Agasthya was invited to give a talk at the Emory AI Health Symposium organized by the Emory Empathetic AI for Health Institute in Atlanta. Talk title: "Digital Twins and Synthetic Data Generation for Generative AI"

September: 

• Received a DOE-BER grant -  Bridging the gap between low dose exposures and emergent physiology using integrative modeling and experimentation from epigenome to cell phenotype. PI - Rachel McCord, UT Knoxville

• Greeshma Agasthya was invited to give a talk at Savannah River National Laboratory day at Georgia Tech. Talk title: "Multiscale Human Digital Twins: From Subcellular to Whole Body Dosimetry" 

• Greeshma Agasthya was invited to give a talk as a subject matter expert at the DOE-NIH workshop on Computational Modeling to Advance Novel Medical Isotopes for Radiopharmaceutical Therapy in Washington D.C. Talk title: "Multiscale Digital Twins for Radiopharmaceutical Therapy"

July: 

• The CoMP Lab was established at GATech

• 66th Annual Meeting and Exhibition of the American Association of Physicists in Medicine (AAPM) in LA, USA 

• • Greeshma Agasthya organized a session on Clinical Applications of Multiscale Digital Twins

  • Talk title: "Multiscale Human Digital Twins: From Subcellular to Whole Body Dosimetry"

  • Greeshma Agasthya presented three posters in collaboration with Oak Ridge National Laboratory