Rachel Tonnis, MD

Pediatric Advanced Cardiovascular Imaging Fellow
Nationwide Children's Hospital and The Ohio State University
Columbus, Ohio, United States

Dr. Rachel Tonnis is currently completing her Advanced Non-Invasive Cardiac Imaging Fellowship at Nationwide Children's Hospital in Columbus, Ohio where she also completed her categorical pediatric cardiology fellowship. Her research and clincal interests include utilizing new cross sectional imaging technologies to enhance diagnostic evaluation and treatment in pediatric patients with cardiomyopathy as well as exploring interventional CMR applications in pediatrics.

Presentation(s):

• Diastolic Dysfunction by Cardiac Magnetic Resonance Imaging in Patient’s with Sickle Cell Anemia

  Friday, February 6, 2026
  10:29 AM - 10:36 AM  

• Exploring ventricular filling dynamics by cardiac MRI in a young heart transplant population: a novel study

  Friday, February 6, 2026
  10:36 AM - 10:43 AM  

• Longitudinal Cardiac Magnetic Resonance Imaging by Strain Encoding in Duchenne Muscular Dystrophy Detects Abnormal Strain and MyoHealth Score Detecting Progressive Cardiomyopathy

  Friday, February 6, 2026
  4:13 PM - 4:20 PM  

• Presence of Late Gadolinium Enhancement Predicts Global Ventricular Dysfunction and Disease Progression in Becker Muscular Dystrophy Patients Over Time by Cardiac Magnetic Resonance Imaging

  Friday, February 6, 2026
  4:20 PM - 4:27 PM  

• Longitudinal Changes in Native T1 Mapping Identifies Occult Cardiomyopathy in a Prospective Cohort of Female Duchenne and Becker Muscular Dystrophy Carriers

  Saturday, February 7, 2026
  10:22 AM - 10:29 AM