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.
Osteopenia: Mild thinning of the bone mass. Osteopenia represents a low bone mass and is not as severe as osteoporosis. Osteopenia results when formation of new bone (osteoid synthesis) is not sufficient to offset normal bone loss (osteoid lysis).