Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.
Respiratory insufficiency: The condition in which the lungs cannot take in sufficient oxygen or expell sufficient carbon dioxide to meet the needs of the cells of the body. Also called pulmonary insufficiency.