Dr. Sabbagh is a clinician scientist who specializes in the care and research of patients with juvenile myositis. Upon completion of fellowship at the Children’s National Medical Center in Washington, D.C. and the National Institutes of Health, National Institute of Arthritis, Musculoskeletal, and Skin Diseases, Dr. Sabbagh received specialized training in juvenile myositis assessments under the direction of Dr. Lisa Rider at the National Institute of Environmental Health Sciences, NIH. She also held an affiliate faculty appointment at George Washington University, where she saw juvenile myositis patients at the Medical Faculty Associates Myositis Center, Cure JM Center of Excellence. Her past research has characterized clinical associations of myositis-associated and myositis-specific autoantibodies and her current research focuses on characterizing the role of specific cell types, such as T regulatory and Th-17 cells, in the propagation of muscle inflammation.