Chamith S. Rajapakse, Ph.D.

faculty photo
Associate Professor of Radiology
Department: Radiology
Graduate Group Affiliations

Contact information
1 Founders Building
Philadelphia, PA
B.Sc. (Electrical Engineering)
University of Peradeniya, Sri Lanka, 1998.
Ph.D. (Physics)
University of Houston, Texas, 2005.
M.S. (Computer Science)
University of Houston, Texas, 2005.
Permanent link
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Description of Research Expertise

Medical Imaging, AI, Orthopaedic Engineering

Selected Publications

Tong Y, Huang Z, Udupa JK, Tong L, Jones BC, Chang G, Torigian DA, Rajapakse CS: Bone and bone marrow segmentation from hip 3T magnetic resonance imaging by using local salient anatomy structure to guide deep learning-based object localization and delineation. Proceedings of the SPIE Medical Imaging 12034: 120341Z-1, May 2022.

Suri A, Jones BC, Ng G, Anabaraonye N, Beyrer P, Domi A, Choi G, Tang S, Terry A, Leichner T, Fathali I, Bastin N, Chesnais H, Rajapakse CS: A deep learning system for automated, multi-modality 2D segmentation of vertebral bodies and intervertebral discs. Bone 149: 115972, Aug 2021.

Whitney DG, Kalia V, Rajapakse CS, Fedak Romanowski EM, Caird MS, Hurvitz EA, Jepsen KJ: The effect of age when initiating anti-seizure medication therapy on fragility fracture risk for children with epilepsy. Bone 149: 115996, Aug 2021.

Whitney DG, Caird MS, Hurvitz EA, Rajapakse CS, Fedak Romanowski EM: Effect of levetiracetam and oxcarbazepine on 4-year fragility fracture risk among prepubertal and pubertal children with epilepsy. Epilepsia 62(9): 2180-2189, Jul 2021.

Rajapakse CS, Johncola AJ, Batzdorf AS, Jones BC, Al Mukaddam M, Sexton K, Shults J, Leonard MB, Snyder PJ, Wehrli FW: Effect of Low-Intensity Vibration on Bone Strength, Microstructure, and Adiposity in Pre-Osteoporotic Postmenopausal Women: A Randomized Placebo-Controlled Trial. J Bone Miner Res 36(4): 673-684, Apr 2021.

Ayubcha C, Raynor WY, Borja AJ, Seraj SM, Rojulpote C, Werner TJ, Revheim ME, Rajapakse CS, Alavi A: Magnetic resonance imaging-based partial volume-corrected 18F-sodium fluoride positron emission tomography in the femoral neck. Nucl Med Commun 42(4): 416-420, Apr 2021.

Brodsky L, Chesnais H, Piri R, Høilund-Carlsen PF, Alavi A, Rajapakse CS: Association of baseline subject characteristics with changes in coronary calcification assessed by 18F-sodium fluoride PET/CT. Hell J Nucl Med 24(1): 45-52, Jan 2021.

Ruderman I, Rajapakse CS, Opperman A, Robertson PL, Masterson R, Tiong MK, Toussaint ND: Bone microarchitecture in patients undergoing parathyroidectomy for management of secondary hyperparathyroidism. Bone Rep 13: 100297, Jul 2020.

Rhodes S, Batzdorf A, Sorci O, Peng M, Jankelovits A, Hornyak J, An J, Noël PB, Høilund-Carlsen PF, Alavi A, Rajapakse CS: Assessment of femoral neck bone metabolism using 18F-sodium fluoride PET/CT imaging. Bone 136: 115351, Jul 2020.

Sorci S, Batzdorf AS, Mayer M, Rhodes S, Peng M, Jankelovits AR, Hornyak JN, Gerke O, Høilund-Carlsen PF, Alavi A, Rajapakse CS: 18F-sodium fluoride PET/CT provides prognostic clarity compared to calcium and Framingham risk scoring when addressing whole-heart arterial calcification. European Journal of Nuclear Medicine and Molecular Imaging 47(7): 1678-1687, Jul 2020 Notes: Epub.

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Last updated: 12/22/2022
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