Marc S. Keller, MD

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Marc S. Keller, MD, is an Attending Interventional Radiologist at Children's Hospital of Philadelphia (CHOP).

Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467)

Education and Training

Medical School

MD, George Washington University


Pediatrics (Medical & Surgical) Children's Hospital National Medical Center, Washington, DC


Department of Radiology, George Washington University Medical Center, Washington, DC


Department of Radiology, George Washington University Medical Center, Washington, DC

Board Certification

American Board of Radiology/Diagnostic Radiology
American Board of Radiology/Pediatric Radiology

Undergraduate Degree

BA, Hamilton College, Clinton, NY

Titles and Academic Titles

Attending Radiologist

Professor of Clinical Radiology, Perelman School of Medicine at the University of Pennsylvania

Departments and Services




Keller MS. Gymnastics injuries and imaging in children. Pediatr Radiol. 2009 Dec;39(12):1299-306. Epub 2009 Oct 22. Read abstract


Keller MS, Nijs ELF. The role of radiographs and US in developmental dysplasia of the hip: How good are they? Pediatr Radiol. 2009 Apr;39: Suppl2:S211-15. Review. No abstract available.


Miller MC, Schmidt RJ, Keller MS, Murphy SG, Reilly JS. Conservative therapy of esophageal perforation with neck abscess in a child. Laryngoscope. 2007 Nov;117(11):2013-6. Read the abstract.




Nijs E, Keller MS, Averill LA, Pawel B, Cahill AM. CT Guided Vertebral Bone Biopsies in Children. Pediatric Radiology. 2008;38:S548.

Fontalvo L, Hernandez A, Nijs E, Keller MS, Cahill AM. Percutaneous Retrieval of Intravascular Foreign Bodies in Children as a Complication of Vascular Line Placement. Pediatric Radiology 2008;38:S547.


Finkelstein MS, Raymond CM, Bendistis D, Keller MS. Percutaneous appendicolith removal. Society for Interventional Radiology annual meeting, Pediatric Interventional session. Seattle, WA. March 1-6.

Keller MS, Conard KA. Orthopedic Radiology Pathology Conference Annual Pediatric Meeting. Thomas Jefferson University Hospital. Philadelphia, PA. April 11, 2007.

Invited faculty. Jaramillo D, Keller MS. Musculoskeletal Imaging Workshop. Society for Pediatric Radiology annual meeting. Miami, FL. April 20, 2007.

Keller MS. Pediatric spine diseases: value of imaging in diagnosis and intervention. The John Caffey Society annual meeting. Traverse City, MI. June 20-24, 2007.

Invited Guest Speaker. Pediatric trauma imaging: top to bottom; “Use of FAST for pediatric trauma: point-counterpoint.  Symposium on Pediatric Trauma: Protecting our Future. A.I. DuPont Hospital for Children. Wilmington, DE. September 21, 2007.

Invited Speaker and Panelist. The role of interventional radiology in vascular access in infants and children; Session on challenging vascular access problems in infants and children, Schwartz MZ, moderator. American College of Surgeons Congress. New Orleans, LA. October 9, 2007.

Invited Speaker. Jaramillo D, Keller MS. Pediatric musculoskeletal workshop: learning from mistakes of the experts. Congreso Chileno de Radiologia 2007. Vina del Mar, Chile. November 1-3, 2007.

Invited Faculty. XI Congreso Sociedad Latinamericana de Radiologia Pediatrica. Vina del Mar, Chile. November 1-3, 2007.7.

Invited Speaker. Pediatric emergency/trauma imaging, session II; pediatric gymnastics injuries. Radiological Society of North America annual meeting. Chicago, IL. November 25-30, 2007.

Posters and Presentations


Fontalvo-Herazo, LF, Hernandez P, Nijs ELF, Krishnamurthy G., Srinivasan A, Cahill AM, Keller MS. Untraditional Routes of Imaging Guided Fluid Drainage in Children. European Society for Pediatric Radiology Annual Meeting, Istanbul, Turkey, May 31 – June 4, 2009.

Fontalvo-Herazo LF, Hernandez P, Cahill AM, Keller MS. External jugular vein approach for complete interventional treatment of occluded upper extremity hemodialysis fistula. Society for Pediatric Radiology Annual Meeting, San Diego, CA, April 21-22, 2009.

Srinivasan A, Fontalvo-Herazo L, Hellinger J, Keller MS, Krishnamurthy G, Cahill AM. Spectrum of renal findings in pediatric fibromuscular dysplasia. Society for Pediatric Radiology Annual Meeting, San Diego, CA, April 21-22, 2009.

Invited Course Faculty. American Society of Spine Radiology Annual Meeting, Orlando, FL, February 19 – 22, 2009.


Visiting Professor. “Deep Venous Thrombosis and Obstruction in Children: How Aggressive Should We Be?” Hospital for Sick Children. Toronto, Canada, September 10, 2008.


Invited Speaker. Jaramillo D, Keller MS. Pediatric Musculoskeletal Workshop: Learning from Mistakes of the Experts. Congreso Chileno de Radiologia 2007, Vina del Mar, Chile, November 1 – 3, 2007.

Invited Speaker and Panelist. The Role of Interventional Radiology in Vascular Access in Infants and Children. Session on Challenging Vascular Access Problems in Infants and Children. Schwartz MZ, Moderator. American College of Surgeons Congress, New Orleans, LA, October 9, 2007.

Invited Guest Speaker. Pediatric Trauma Imaging: Top to Bottom; Use of FAST for Pediatric Trauma: Point-Counterpoint. Symposium on Pediatric Trauma: Protecting our Future, A.I. DuPont Hospital for Children, Wilmington, DE, September 21, 2007.

Invited Speaker. Building a Culture of Teamwork in Pediatric Imaging Nursing. Symposium on Pediatric Radiology Nursing. Annual Meeting of the Society for Pediatric Radiology, Miami, FL, April 19, 2007.

Invited Speaker. Pediatric Gymnastics Injuries. Sports/MRI Symposium. Postgraduate Course. Annual Meeting of the Society for Pediatric Radiology, Miami, FL, April 18, 2007.

Invited Speaker. Philadelphia Roentgen Ray Society, Blue Ribbon Lecture. Pediatric Spine Diseases: The Value of Imaging in Diagnosis and Intervention. Philadelphia, PA, April 5, 2007.

Finkelstein MS, Raymond CM, Bendistis D, Keller MS. Percutaneous Appendicolith Removal. Presented at pediatric interventional session at Annual Meeting of the Society for Interventional Radiology, Seattle, WA, March 1 – 6, 2007.

Editorial and Academic Positions

Editorial Positions

Radiology, Manuscript and Book Reviewer
Pediatric Radiology, Manuscript Reviewer
New England Journal of Medicine, Book Reviewer
Clinical Pediatrics, Manuscript Reviewer
RadioGraphics, Manuscript Reviewer
The Journal of Urology, Manuscript Reviewer
Journal of Vascular and Interventional Radiology, Reviewer
Pediatrics, Manuscript Reviewer
Child Abuse and Neglect, Manuscript Reviewer
Kidney International, Manuscript Reviewer
Magnetic Resonance Imaging, Manuscript Reviewer
Clinical Imaging, Manuscript Reviewer
Pediatric and Developmental Pathology, Manuscript Reviewer
Managing Editor, Pediatric Radiology eMedicine (
Consulting Editor, American College of Radiology Case in Point 

Academic Positions

American College of Radiology Pediatric Commission, Economics Subcommittee
American College of Radiology Commission on Pediatric Radiology Research Committee
American College of Radiology Appropriateness Criteria Expert Panel on Pediatric Imaging