Marilyn Siegel, MD

Radiologist

Marilyn Siegel

Appointment Options

Whether you’re seeking a new patient appointment or exploring treatment options and looking for a second opinion, our Siteman care coordinators are ready to assist you.

Expertise & Training

Clinical Expertise

  • Chest radiology and pediatric radiology

Primary Academic Title

Professor of Radiology, Division of Diagnostic Radiology Cardiothoracic Imaging Section Pediatric Radiology Section Professor, Mallinckrodt Institute of Radiology, WashU Medicine

Board Certification

  • 1974: American Boards of Pediatrics, General Pediatrics

Training

  • 1969 - 1972: Resident, pediatrics, Saint Louis University, St. Louis, MO
  • 1972 - 1973: Fellow, Pediatric Oncology, University of Washington, Seattle, WA
  • 1973 - 1977: Resident and Fellow, Diagnostic Radiology and Pediatric Radiology, Washington University, St. Louis, MO

Education

  • 1969: MD, State University of New York Downstate Medical Center, Brooklyn, NY

Research & Selected Publications

Research Publications

Comparison of Radiation Dose and Image Quality in Pediatric Abdominopelvic Photon-Counting Versus Energy-Integrating Detector CT
Authors:

Siegel MJ, Thomas MA, Haq A, one or more additional authors omitted Abadia A

Journal & Year:

J Comput Assist Tomogr | 2026

Photon-counting detector CT in paediatric imaging: a review of current literature and future directions
Authors:

Horst KK, Yu L, Larson HT, Siegel MJ

Journal & Year:

Br J Radiol | 2025

Primary Results of NRG-RTOG1106/ECOG-ACRIN 6697: A Randomized Phase II Trial of Individualized Adaptive (chemo)Radiotherapy Using Midtreatment 18F-Fluorodeoxyglucose Positron Emiss…
Authors:

Kong FS, Hu C, Pryma DA, one or more additional authors omitted Siegel MJ, one or more additional authors omitted Machtay M

Journal & Year:

J Clin Oncol | 2024

Photon counting detector computed tomography in pediatric cardiothoracic CT imaging
Authors:

Siegel MJ, Ramirez-Giraldo JC

Journal & Year:

Radiol Adv | 2024

Dual-Energy CT for Pediatric Thoracic Imaging: A Review
Authors:

Rapp JB, Biko DM, Siegel MJ

Journal & Year:

AJR Am J Roentgenol | 2023

Discrepant Assessments of Progressive Disease in Clinical Trials between Routine Clinical Reads and Formal RECIST 1.1 Interpretations
Authors:

Siegel MJ, Ippolito JE, Wahl RL, Siegel BA

Journal & Year:

Radiol Imaging Cancer | 2023

Comparison of Radiation Dose and Image Quality of Pediatric High-Resolution Chest CT Between Photon-Counting Detector CT and Energy-Integrated Detector CT: A Matched Study
Authors:

Siegel MJ, Bugenhagen SM, Sanchez A, one or more additional authors omitted Ramirez-Giraldo JC

Journal & Year:

AJR Am J Roentgenol | 2023