1. From the Departments of Radiology (L.B.M., M.B.B., S.E.R.) and Radiation Oncology (G.C.S.), Mercy Catholic Medical Center, 1500 Lansdowne Ave, Darby, PA 19023-1200; and Department of Plastic and Reconstructive Surgery, St Mary’s Medical Center, Langhorne, PA (J.G.F.).