Matthew Schelin, Ms, Dabr Email & Phone Number

New York, Ny, Us

New York, New York, United States

• Daily, Monthly, and Annual QA for Varian TrueBeam and C-series linear accelerators equipped with standard OBI (kV, MV, and CBCT), AlignRT, and ExacTrac imaging systems• SBRT treatment planning (Pinnacle V16.2)• Siemens SOMATOM Definition AS Open CT Simulator QA• Xofigo (Ra-223) assay and treatment delivery • IMRT/VMAT QA using ArcCheck • Routine clinical coverage including chart checks (initial, weekly, EOT), image fusions, pacemaker dose estimates, and SBRT physics consults

New York, New York, United States

External Beam Treatment Planning (Eclipse V15.6)• Electron, 2D, 3D-CRT, Static IMRT, VMAT, SBRT, gating, DIBH, multi-site, SIB, sequential boost (I+CD), and re-treatmentsBrachytherapy• HDR treatment planning via Oncentra Brachy V4.6 and BrachyVision V15.5 including tandem and ring, tandem and ovoid, and vaginal cylinder applicators • HDR Daily QA and quarterly source exchanges for the Nucletron Flexitron and Varian VariSource iX HDR afterloaders• LDR I-125 and Pd-103 seed assays and permanent prostate seed implants (TRUS-guided real-time planning) with VariSeed V9.0• Post implant dosimetry (PID) evaluations in VariSeed V7.2 Stereotactic Radiosurgery • Frameless, linac-based SRS treatment planning via Eclipse V15.6 (VMAT) and iPlan RT Dose V4.5.6 (dynamic conformal arc) for single lesion, single isocenter-multiple lesion, and multiple isocenter-multiple lesion treatments • SRS QA (Winston-Lutz test) with the ExacTrac system Clinical Physics and Quality Assurance (QA)• Daily, Monthly, and Annual QA for Varian TrueBeam and C-series linear accelerators equipped with standard OBI (kV, MV, and CBCT), AlignRT, and ExacTrac imaging systems • Acceptance testing and commissioning of a Varian TrueBeam linear accelerator• IMRT/VMAT QA using portal dosimetry (PD) and MapCHECK • Annual QA of BK Medical Flex Focus 500 with an Endocavity Biplane 8848 (TRUS)• Routine clinical coverage (image fusions, pacemaker dose estimates, and SRS/SBRT physics consults)Multi-modality (PET/CT) radiomics based recurrence prediction in head and neck cancers prior to radiotherapy• Utilized Pyradiomics to extract intensity, shape, and texture based radiomics features (110) from CT and PET scans separately for 201 patients with head and neck cancer• Developed multi-modality (PET+CT) and single modality (PET or CT) machine learning models for head and neck cancer recurrence prediction by selecting the top 7 performing radiomics features via manual and automated feature selection

Philadelphia, Pennsylvania, United States

Dosimetric comparison of Gamma Knife Icon and linear accelerator-based FSRT plans for the re-irradiation of large (>14 cc) recurrent glioblastomas• Collaborated with a group of PhD Medical Physicists to compare the dosimetry of Gamma Knife Icon and Varian TrueBeam STx fractionated stereotactic radiotherapy (FSRT) plans on the basis of normal brain dose sparing• Created clinically acceptable Gamma Knife Icon FSRT plans for a selected patient population of recurrent glioblastomas with target volumes of at least 14 cc that had been previously re-irradiated with linac-based FSRT• Led the efforts to develop Gamma Knife Icon FSRT plans and collected all treatment planning data for an effective dosimetric comparison

Philadelphia, Pennsylvania, United States

Geometric and dosimetric effects of Gamma Knife Icon co-registration workflows• Assisted a team of Medical Physicists in determining the geometric and dosimetric effects of the alternate MRI-CT-CBCT co-registration workflow on the Gamma Knife Icon• Collected data and analyzed the differences of MRI-CT-CBCT and MRI-CBCT co-registration workflows on simulated spherical targets and patient-specific targets• Associated AAPM ePoster titled "Image Registration Workflow for Farmless Gamma Knife Icon Treatment"

Washington D.C. Metro Area

• Strategized on and implemented in-depth technology solutions within the Analytics and Information Management service line with a capability in Data Management & Architecture (DM&A)• Owned data analysis and Tableau data visualizations of clinical studies for Federal Health Sector clients

University Or Maryland, College Park, Md

• Collaborated with facilitators and students of the Biotechnology Research Education Program to conduct all necessary procedures within the biopharmaceutical production process• Conducted procedures involving cGMP, SOPs, aseptic technique, SDS-PAGE, protein assays, microscopy, cell cultures, fermentation batching, cell separations, scale-ups, chromatography, ultrafiltration, diafiltration, and fill finish

Annapolis, Md

• Worked with a team of PhD Medical Physicists to commission the Monte Carlo (MC) dose distribution algorithm on the Novalis TX for the implementation of VMAT into the clinic• Guided efforts to collect, compile, and configure all radiation beam data in order to commission the MC algorithm and complete end-to-end testing with homogenous and inhomogeneous lung phantoms

Master Of Science - Ms, Medical Physics - 4.0

Bachelor Of Science - Bs, Bioengineering

Activities and Societies: Phi Delta Theta Fraternity - Maryland Alpha ChapterConcentration in Biotechnology & Therapeutics Engineering